993 parts sourcing audit

Page 10 of 10. Each row retains the exact buying-page, manufacturer and PET evidence recorded by the audit.

Factory reference	Genuine Porsche	Alternative / performance	Original-equipment maker	Weight · dimensions · material	PET evidence
`999 450 007 02` Combination screw	Boutique Porsche Poitiers · 999 450 007 02 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 450 007 02, quotes 2,98 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12227 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12227 under the partworks brand, lists exact Porsche cross-reference 999 450 007 02, quotes EUR 4.14, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12227 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 904-10 page 596 · listed
`999 507 040 40` Expander nut	Boutique Porsche Poitiers · 999 507 040 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 040 40, quotes 1,85 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12504 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12504 under the partworks brand, lists exact Porsche cross-reference 999 507 040 40, quotes EUR 0.89, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12504 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 802-05 page 377 · listed
`999 507 041 09` Speed nut	Boutique Porsche Poitiers · 999 507 041 09 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 041 09, quotes 1,13 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12028 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12028 under the partworks brand, lists exact Porsche cross-reference 999 507 041 09, quotes EUR 2.04, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12028 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 811-00 page 495 · listed
`999 507 072 02` speed nut	Boutique Porsche Poitiers · 999 507 072 02 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 072 02, quotes 2,95 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12030 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12030 under the partworks brand, lists exact Porsche cross-reference 999 507 072 02, quotes EUR 4.27, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12030 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 810-05 page 362 · listed
`999 507 073 00` Nut lock	Boutique Porsche Poitiers · 999 507 073 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 073 00, quotes 18,92 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12244 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12244 under the partworks brand, lists exact Porsche cross-reference 999 507 073 00, quotes EUR 13.48, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12244 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 202-15 page 144 · listed
`999 507 365 40` Stopper	Boutique Porsche Poitiers · 999 507 365 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 365 40, quotes 2,50 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12535 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12535 under the partworks brand, lists exact Porsche cross-reference 999 507 365 40, quotes EUR 3.60, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12535 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-01 page 424 · listed
`999 507 373 00` Support	Boutique Porsche Poitiers · 999 507 373 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 373 00, quotes 6,13 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12173 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12173 under the partworks brand, lists exact Porsche cross-reference 999 507 373 00, quotes EUR 7.74, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12173 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 810-05 page 492 · listed
`999 507 413 08` Retaining clip	Boutique Porsche Poitiers · 999 507 413 08 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 413 08, quotes 6,40 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12172 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12172 under the partworks brand, lists exact Porsche cross-reference 999 507 413 08, quotes EUR 4.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12172 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 801-70 page 364 · listed
`999 507 427 40` Expander nut	Boutique Porsche Poitiers · 999 507 427 40 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 427 40, quotes 1,18 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12502 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12502 under the partworks brand, lists exact Porsche cross-reference 999 507 427 40, quotes EUR 2.16, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12502 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-00 page 418 · listed
`999 507 484 40` Expander nut	Boutique Porsche Poitiers · 999 507 484 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 484 40, quotes 1,43 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12206 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12206 under the partworks brand, lists exact Porsche cross-reference 999 507 484 40, quotes EUR 2.45, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12206 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-01 page 423 · listed
`999 507 499 40` Expansion rivet	Boutique Porsche Poitiers · 999 507 499 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 499 40, quotes 0,83 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12509 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12509 under the partworks brand, lists exact Porsche cross-reference 999 507 499 40, quotes EUR 1.75, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12509 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 802-03 page 373 · listed
`999 507 524 09` U-clamp	Boutique Porsche Poitiers · 999 507 524 09 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 507 524 09, quotes 6,86 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12550 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12550 under the partworks brand, lists exact Porsche cross-reference 999 507 524 09, quotes EUR 8.58, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12550 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 810-05 page 492 · listed
`999 510 015 01` Pan-head screw	Boutique Porsche Poitiers · 999 510 015 01 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 510 015 01, quotes 6,82 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 9687 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 9687 under the partworks brand, lists exact Porsche cross-reference 999 510 015 01, quotes EUR 2.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 9687 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 301-00 page 153 · listed
`999 512 055 02` Hose clamp	Boutique Porsche Poitiers · 999 512 055 02 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 055 02, quotes 4,92 €, reports special order availability and exposes Add to Cart. 993 application is established separately by the cited PET row; this seller page was not used as fitment evidence.	partworks · 12384 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12384 under the partworks brand, lists exact Porsche cross-reference 999 512 055 02, quotes EUR 6.36, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12384 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 604-00 page 294 · listed
`999 512 237 02` hose clamp	Boutique Porsche Poitiers · 999 512 237 02 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 237 02, quotes 7,56 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12251 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12251 under the partworks brand, lists exact Porsche cross-reference 999 512 237 02, quotes EUR 9.37, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12251 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 201-00 page 75 · listed
`999 512 317 00` Clip	Boutique Porsche Poitiers · 999 512 317 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 317 00, quotes 6,82 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12762 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12762 under the partworks brand, lists exact Porsche cross-reference 999 512 317 00, quotes EUR 9.37, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12762 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 107-20 page 103 · listed
`999 512 346 00` Hose clamp	Boutique Porsche Poitiers · 999 512 346 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 346 00, quotes 4,32 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12371 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12371 under the partworks brand, lists exact Porsche cross-reference 999 512 346 00, quotes EUR 5.91, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12371 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 403-01 page 250 · listed
`999 512 349 01` Hose clamp	Boutique Porsche Poitiers · 999 512 349 01 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 349 01, quotes 7,40 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12375 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12375 under the partworks brand, lists exact Porsche cross-reference 999 512 349 01, quotes EUR 3.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12375 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 107-20 page 103 · listed
`999 512 390 00` Hose clamp	Boutique Porsche Poitiers · 999 512 390 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 390 00, quotes 13,13 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12761 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12761 under the partworks brand, lists exact Porsche cross-reference 999 512 390 00, quotes EUR 16.96, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12761 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 813-25 page 539 · listed
`999 512 527 00` Clamp	Boutique Porsche Poitiers · 999 512 527 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 527 00, quotes 7,79 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12250 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12250 under the partworks brand, lists exact Porsche cross-reference 999 512 527 00, quotes EUR 4.23, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12250 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 904-10 page 596 · listed
`999 512 554 00` Hose clamp	Boutique Porsche Poitiers · 999 512 554 00 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 554 00, quotes 3,52 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12758 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12758 under the partworks brand, lists exact Porsche cross-reference 999 512 554 00, quotes EUR 5.09, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12758 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 107-00 page 87 · listed
`999 512 577 00` Clamp	Boutique Porsche Poitiers · 999 512 577 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 512 577 00, quotes 4,76 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12253 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12253 under the partworks brand, lists exact Porsche cross-reference 999 512 577 00, quotes EUR 6.18, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12253 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 107-10 page 91 · listed
`999 590 036 40` Cap nut	Boutique Porsche Poitiers · 999 590 036 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 590 036 40, quotes 3,43 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12557 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12557 under the partworks brand, lists exact Porsche cross-reference 999 590 036 40, quotes EUR 4.86, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12557 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 905-05 page 604 · listed
`999 590 037 40` Bolt	Boutique Porsche Poitiers · 999 590 037 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 590 037 40, quotes 2,74 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12073 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12073 under the partworks brand, lists exact Porsche cross-reference 999 590 037 40, quotes EUR 3.87, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12073 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-00 page 418 · listed
`999 591 116 07` Cone washer	Boutique Porsche Poitiers · 999 591 116 07 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 116 07, quotes 2,47 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12196 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12196 under the partworks brand, lists exact Porsche cross-reference 999 591 116 07, quotes EUR 3.69, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12196 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 809-15 page 486 · listed
`999 591 326 01` Moulding clip	Boutique Porsche Poitiers · 999 591 326 01 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 326 01, quotes 2,20 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 8258 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 8258 under the partworks brand, lists exact Porsche cross-reference 999 591 326 01, quotes EUR 22.48, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 8258 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 804-05 page 397 · listed
`999 591 326 02` Metal door-moulding clip	PARTSinn · 999 591 326 02 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 591 326 02 order page, identifies Porsche as the brand, publishes schema.org InStock offers and exposes visible Add controls.	DANSK Classic (JP Group) · AF86550100 / 1686550100 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct order page, which cross-references Porsche 999 591 326 02, identifies DANSK Classic (JP Group), publishes schema.org InStock availability and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The order page sells one metal moulding clip. Confirm the trim position, required quantity and whether adjacent plastic retainers are also required. The checked alternative-manufacturer page does not independently prove that this company supplied Porsche production.	illustration 804-05 page 397 · listed
`999 591 327 01` Speed nut	Boutique Porsche Poitiers · 999 591 327 01 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 327 01, quotes 1,37 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12027 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12027 under the partworks brand, lists exact Porsche cross-reference 999 591 327 01, quotes EUR 2.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12027 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 801-40 page 353 · listed
`999 591 336 01` Fastening clamp	Boutique Porsche Poitiers · 999 591 336 01 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 336 01, quotes 1,13 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12022 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12022 under the partworks brand, lists exact Porsche cross-reference 999 591 336 01, quotes EUR 2.04, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12022 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-06 page 436 · listed
`999 591 423 03` Tapping nut	Sunset Porsche Parts · 999 591 423 03 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The customer-facing page identifies Genuine Porsche speed nut WHT 004 974, explicitly lists 999 591 423 03 among the replaced references, quotes USD 1.12 and exposes Add to Cart.	partworks · 9517 aftermarket alternative · in stock Reviewed 2026-08-26 The same-day Partworks product scan publishes item 9517 under the partworks brand, lists exact Porsche cross-reference 999 591 423 03, quotes EUR 1.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Porsche reference WHT 004 974 is the documented supersession for catalogue reference 999 591 423 03. Partworks is both alternative product brand and seller; item 9517 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 810-00 page 488 · listed
`999 591 587 40` Expansion rivet	Boutique Porsche Poitiers · 999 591 587 40 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 587 40, quotes 1,07 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12513 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12513 under the partworks brand, lists exact Porsche cross-reference 999 591 587 40, quotes EUR 1.97, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12513 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 811-15 page 508 · listed
`999 591 592 40` Plastic trim nut for 4.8 mm sheet-metal screw	Sierra Madre Collection · 999 591 592 40 in stock · checked: HTTP 200 Reviewed 2026-08-30 Production Kitesurf Browser Rendering and gstack Chromium reach the direct Genuine Porsche page, identify exact reference 999 591 592 40, report four units in stock and expose Add to cart.	Restagraf · 218 aftermarket alternative · in stock Reviewed 2026-08-30 The current indexed direct AUTODOC buying page identifies Restagraf reference 218, exact Porsche cross-reference 99959159240 and Porsche 911 type 993 compatibility, reports two 50-piece sets in stock, publishes current pricing and exposes Acheter. gstack Chromium receives HTTP 403; production Kitesurf records robots metadata as unavailable and does not attempt a rendered bypass.	Not verified	weight: Not published by the cited source specification source · applies to Restagraf 218 · checked 2026-08-30 Evidence and limits Production Kitesurf and gstack Chromium reach Restagraf's first-party record for reference 218. It publishes piece dimensions, material and 50-piece packaging but no individual-piece weight. The manufacturer does not publish an individual-piece weight; the 50-piece package is not substituted for it. dimensions: head length I1: 9.5 mm · head width b2: 9.5 mm · head thickness k: 1.2 mm · overall height h: 8.3 mm · sheet-metal screw diameter: 4.8 mm · panel-opening A minimum: 7 mm · panel-opening A maximum: 7.2 mm · panel-opening B minimum: 7 mm · panel-opening B maximum: 7.2 mm · panel thickness F1 minimum: 0.5 mm · panel thickness F1 maximum: 3 mm specification source · applies to Restagraf 218 · checked 2026-08-30 Evidence and limits Restagraf's live first-party technical record identifies reference 218, cross-references Porsche 99959159240 and publishes the I1, b2, k, h, screw-diameter, panel-opening and panel-thickness values. material: Polyamide 66 (PA66) specification source · applies to Restagraf 218 · checked 2026-08-30 Evidence and limits Restagraf's live first-party technical record identifies reference 218, cross-references Porsche 99959159240 and specifies POLYAMIDE 66. Fitment and research notes Restagraf 218 is documented as a compatible aftermarket fastener, not as proof that Restagraf supplied Porsche production. It is sold as a bag of 50 while the PET quantity depends on the installation. Confirm the 7-7.2 mm panel opening, 0.5-3 mm panel thickness, 4.8 mm screw and required quantity before ordering.	illustration 105-05 page 80 · listed
`999 591 598 02` Tenax lower part	Boutique Porsche Poitiers · 999 591 598 02 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 598 02, quotes 8,66 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 10122 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 10122 under the partworks brand, lists exact Porsche cross-reference 999 591 598 02, quotes EUR 5.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 10122 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 811-30 page 515 · listed
`999 591 699 01` Speed nut	Boutique Porsche Poitiers · 999 591 699 01 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 699 01, quotes 1,00 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12029 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12029 under the partworks brand, lists exact Porsche cross-reference 999 591 699 01, quotes EUR 1.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12029 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 810-05 page 492 · listed
`999 591 765 40` Expansion rivet	Boutique Porsche Poitiers · 999 591 765 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 765 40, quotes 1,07 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12512 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12512 under the partworks brand, lists exact Porsche cross-reference 999 591 765 40, quotes EUR 1.97, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12512 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 902-00 page 566 · listed
`999 591 838 17` Push button	Boutique Porsche Poitiers · 999 591 838 17 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 838 17, quotes 2,74 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12192 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12192 under the partworks brand, lists exact Porsche cross-reference 999 591 838 17, quotes EUR 3.87, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12192 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 811-30 page 515 · listed
`999 591 880 40` Support	Boutique Porsche Poitiers · 999 591 880 40 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 880 40, quotes 3,42 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12174 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12174 under the partworks brand, lists exact Porsche cross-reference 999 591 880 40, quotes EUR 4.65, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12174 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 604-08 page 301 · listed
`999 591 983 12` Tenax upper part	Boutique Porsche Poitiers · 999 591 983 12 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 983 12, quotes 23,42 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 18456 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 18456 under the partworks brand, lists exact Porsche cross-reference 999 591 983 12, quotes EUR 6.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 18456 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 811-30 page 515 · listed
`999 591 990 00` Support	Boutique Porsche Poitiers · 999 591 990 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 591 990 00, quotes 5,59 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12175 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12175 under the partworks brand, lists exact Porsche cross-reference 999 591 990 00, quotes EUR 7.13, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12175 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 810-05 page 492 · listed
`999 611 920 20` Ground strap	Boutique Porsche Poitiers · 999 611 920 20 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 611 920 20, quotes 18,29 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 16437 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 16437 under the partworks brand, lists exact Porsche cross-reference 999 611 920 20, quotes EUR 19.48, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 16437 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 302-05 page 168 · listed
`999 631 018 90` Bulb	oemVWshop · 999 631 018 90 special order · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current customer-facing listing identifies Genuine Porsche 3 W bulb 999 631 018 90, quotes EUR 7.67 excluding VAT, exposes Buy and reports a 6-10 day handling time subject to availability and VIN confirmation.	Osram-Sylvania · not separately published by the seller aftermarket alternative · in stock Reviewed 2026-08-26 The live Sierra Madre page sells a 12 V/3 W Osram-Sylvania bulb under exact Porsche reference 999 631 018 90, reports nine in stock, quotes USD 1.56 and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET uses this 3 W festoon bulb in luggage-compartment, engine-compartment and interior-light positions. Sierra Madre identifies the exact alternative as Osram-Sylvania but does not publish a distinct lamp-maker reference or prove factory-supplier status.	illustration 903-04 page 581 · listed
`999 631 027 90` Glass-base bulb	Stoddard · 999 631 027 90 available from-supplier · checked: HTTP 200 Reviewed 2026-08-26 The live Stoddard page sells Genuine Porsche instrument bulb 999 631 027 90, quotes USD 15.07, reports usual shipment in four business days, lists 1994-1998 993 fitment and exposes Add to Cart.	Narva · 170483000 (BergvillFX item 11451) aftermarket alternative · orderable Reviewed 2026-08-26 The live Bergvill F/X page sells Narva 1.5 W BX8.4d bulb item 11451, explicitly publishes Porsche reference 999 631 027 90, quotes USD 8 and exposes Add to Cart; Narva's current lamp catalogue identifies the matching beige 12 V/1.5 W BX8.4d lamp as article 170483000.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Porsche Classic independently describes 999 631 027 90 as a clear 12 V/1.5 W socket lamp. The checked sources establish Narva as the alternative maker, not as Porsche's factory supplier.	illustration 906-00 page 609 · listed
`999 631 032 90` Bulb	WW Spares · 999 631 032 90 in stock · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct product page offers exact-reference Genuine OEM Porsche bulb 999 631 032 90, reports 187 units in stock, publishes current pricing and exposes Add to Cart. The automated browser receives a Cloudflare 403 refusal.	OSRAM · 2825 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification offers a ten-pack of OSRAM Original Line W5W bulbs 2825, explicitly cross-references Porsche 999 631 032 90, specifies 12 V, 5 W and W2.1x9.5d, reports availability in one to two business days at EUR 6.40 and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The OSRAM cross-reference proves an alternative manufacturer reference, not Porsche factory-supplier status. This Porsche reference is used at multiple PET positions; confirm the exact lamp function, wedge socket and VIN before ordering.	illustration 905-05 page 604 · listed
`999 631 035 90` Litronic bulb, OSRAM	Porsche Silver Spring Parts · 999 631 035 90 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current customer-facing dealer listing sells Genuine Porsche Litronic bulb 999 631 035 90, identifies the OSRAM application, quotes USD 160.54 and exposes Add to Cart with VIN-based fitment checking.	Bosch · 1 987 302 904 aftermarket alternative · in stock Reviewed 2026-08-26 The current customer-facing Autoteiledirekt page sells new Bosch D2S xenon bulb 1 987 302 904 as an exact 999 631 035 90 alternative, reports it in stock, quotes EUR 29.48 and exposes Buy.	OSRAM · not stated by Porsche PET The Porsche 993 PET explicitly labels exact reference 999 631 035 90 as OSRAM but does not publish an OSRAM catalogue number.	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET restricts this bulb to Litronic option M601. Current exact-cross sellers disagree on D1S, D2S or D2R terminology, so confirm the lamp base, igniter arrangement and VIN before ordering; do not select solely by generic xenon type.	illustration 905-00 page 600 · listed
`999 631 036 90` Litronic bulb, PHILIPS	Sunset Porsche Parts · 999 631 036 90 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current customer-facing dealer listing sells Genuine Porsche Litronic/xenon bulb 999 631 036 90, quotes USD 190.04, identifies 911 low-beam use and exposes Add to Cart.	Philips · 85122VIC1 aftermarket alternative · orderable Reviewed 2026-08-26 The live HID Concept page sells authenticated Philips Vision D2S bulb 85122VIC1, explicitly cross-references Porsche 999 631 036 90, publishes 85 V/35 W P32d-2 specifications and offers worldwide shipment.	Philips · not stated by Porsche PET The Porsche 993 PET explicitly labels exact reference 999 631 036 90 as PHILIPS but does not publish a Philips catalogue number; the checked alternative seller maps Philips 85122VIC1 to the Porsche reference.	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET restricts this bulb to Litronic option M601. Confirm that the headlamp uses the Philips/D2S version and replace xenon bulbs as a matched pair when colour or output has aged.	illustration 905-00 page 600 · listed
`999 631 135 90` Centre high-mounted stop-lamp bulb	Design911 · 999 631 135 91 special order · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current customer-facing Design911 listing identifies Porsche 12 V/1.4 W centre-brake-light bulb 999 631 135 91 as the replacement cross for 999 631 135 90 and lists 1995-1998 993 fitment with option M602.	Bergvill F/X · 99963113590/1 (maker item 11440) aftermarket performance · in stock Reviewed 2026-08-26 The current Design911 page sells in-stock Bergvill F/X LED kit 99963113590/1 as an exact 999 631 135 90 cross, quotes GBP 118 and exposes Add to Basket; the maker's live page identifies the same 24-LED plug-and-play board as item 11440.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET specifies a 12 V/1.4 W bulb for the M602 centre high-mounted stop lamp. The Bergvill F/X kit replaces the complete 24-bulb board rather than one bulb; cars using LED-only brake lights with cruise control may require the maker's Smart Ballast.	illustration 905-10 page 606 · listed
`999 651 203 40` Cable holder	Boutique Porsche Poitiers · 999 651 203 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 651 203 40, quotes 3,90 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12189 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12189 under the partworks brand, lists exact Porsche cross-reference 999 651 203 40, quotes EUR 5.20, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12189 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 104-05 page 75 · listed
`999 652 871 22` Connector	Boutique Porsche Poitiers · 999 652 871 22 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 652 871 22, quotes 3,00 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks Markenset · 2379 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 2379 under the partworks Markenset brand, lists exact Porsche cross-reference 999 652 871 22, quotes EUR 13.48, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 2379 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 905-00 page 601 · listed
`999 652 916 40` Three-pole reference-sensor connector housing	Sierra Madre Collection · 999 652 916 40 orderable · checked: HTTP 200 Reviewed 2026-08-30 Production Kitesurf Browser Rendering and gstack Chromium reach the direct Genuine Porsche page, identify exact reference 999 652 916 40, report the connector available with dated dispatch and expose Add to cart.	WS-AUTOTEILE · A09514W053 aftermarket alternative · in stock Reviewed 2026-08-30 Production Kitesurf Browser Rendering and gstack Chromium reach the direct repair-kit page, identify WS-AUTOTEILE A09514W053 and exact Porsche reference 999 652 916 40, report immediate one-to-two-day availability and expose In den Warenkorb. The page also publishes Bosch component cross-reference 1 928 402 868 / 1928402868.	Bosch · 1 928 402 868 / 1928402868 The live WS-AUTOTEILE exact-reference comparison table maps Porsche 999 652 916 40 to Bosch 1 928 402 868 / 1928402868. This records the Bosch component cross-reference, not independent proof that Bosch supplied Porsche production.	weight: 3.89 g specification source · applies to Bosch 1 928 402 868 / 1928402868 · checked 2026-08-30 Evidence and limits Production Kitesurf and gstack Chromium reach the current Bosch 1928402868 connector page, which identifies the three-way Bosch Compact 1 housing, reports 62 pieces in stock, exposes Add to cart and publishes a product weight of 3.89 g. dimensions: length: 23.2 mm · width: 19 mm · height: 30.4 mm specification source · applies to Bosch 1 928 402 868 / 1928402868 · checked 2026-08-30 Evidence and limits The downloadable Bosch Automotive Aftermarket 2008/2009 Compact 1 catalogue identifies part number 1 928 402 868 and publishes dimensions of 23.20 x 19.00 x 30.40 mm. material: Glass-fibre-reinforced polyamide 66 (PA66+GF30) specification source · applies to Bosch 1 928 402 868 / 1928402868 · checked 2026-08-30 Evidence and limits The live OEM Bosch Compact 1 three-way connector record names clean-exit special variant 1 928 402 868 and publishes housing material PA66+GF30. Fitment and research notes WS-AUTOTEILE A09514W053 is a repair set containing the housing, three contacts and three seals. Its exact-reference table maps the connector housing to Bosch 1 928 402 868 / 1928402868, but this cross-reference alone does not prove Porsche production-supplier status. The technical profile below applies to the Bosch housing, not to the complete repair kit. Confirm cavity coding, clean-exit geometry, terminal size, seals and crimp tooling before ordering.	illustration 901-03 page 559 · listed
`999 657 008 90` Relay	Centre Service Porsche Poitiers · 999 657 017 90 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-29 The current indexed Centre Service Porsche Poitiers page identifies Genuine Porsche relay 99965701790 as the orderable replacement for 99965700890, reports a three-to-seven-day lead time and exposes Add to cart. Direct automated navigation currently receives HTTP 403.	GEBE · 9 9300 1 aftermarket alternative · in stock Reviewed 2026-08-29 The live Partworks page identifies a GEBE relay, cross-references both Porsche 99965700890 and its current replacement 99965701790, reports it immediately available with one-to-two-day delivery, and exposes Add to Cart. GEBE's current relay catalogue maps 99965701790 to manufacturer reference 9 9300 1.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Porsche superseded 999 657 008 90 to current order reference 999 657 017 90. GEBE 9 9300 1 is documented as an aftermarket replacement, not as the proven original supplier.	illustration 902-00 page 565 · listed
`999 657 016 90` Relay	Boutique Porsche Poitiers · 999 657 016 90 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 657 016 90, quotes 27,28 €, reports special order availability and exposes Add to Cart. 993 application is established separately by the cited PET row; this seller page was not used as fitment evidence.	Bosch · Partworks item 15146; maker reference not published aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page identifies the product brand as Bosch, lists exact Porsche cross-reference 999 657 016 90, quotes EUR 8.98, reports InStock and exposes Add to Cart. Displayed item 15146 is a Partworks seller identifier, not asserted as the maker's own part number.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks item 15146 is the seller's catalogue identifier. The checked page does not publish Bosch's own reference, so no maker or original-equipment reference is inferred.	illustration 902-00 page 565 · listed
`999 657 017 90` Relay	Boutique Porsche Poitiers · 999 657 017 90 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 657 017 90, quotes 22,39 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	Gebe · Partworks item 16641; maker reference not published aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page identifies the product brand as Gebe, lists exact Porsche cross-reference 999 657 017 90, quotes EUR 14.48, reports InStock and exposes Add to Cart. Displayed item 16641 is a Partworks seller identifier, not asserted as the maker's own part number.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks item 16641 is the seller's catalogue identifier. The checked page does not publish Gebe's own reference, so no maker or original-equipment reference is inferred.	illustration 902-00 page 565 · listed
`999 659 006 50` protection cap	Boutique Porsche Poitiers · 999 659 006 50 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 659 006 50, quotes 8,87 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 3328 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 3328 under the partworks brand, lists exact Porsche cross-reference 999 659 006 50, quotes EUR 9.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 3328 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 902-05 page 418 · listed
`999 701 006 40` Crankcase through-bolt O-ring 8 x 2	Design911 · 999 701 006 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct Design911 product page identifies exact code 99970100640 as a Genuine Porsche O-ring and provides a purchase/contact workflow. Its linked crankcase jointing-bolt application includes the 1994-1998 Porsche 993. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Elring · 917.079 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification identifies in-stock Elring sealing ring 917.079 against exact Porsche OE reference 99970100640, reports dispatch within one business day and exposes the purchase workflow. The manufacturer specification is 8 x 2 mm MVQ silicone.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 121 lists this O-ring within the 993 engine gasket-set contents. Application catalogues place 24 at the crankcase through-bolts. Elring 917.079 is a verified alternative reference; general statements that Elring supplies original equipment to the automotive industry do not prove that Elring supplied this exact Porsche production part.	illustration 198-00 page 121 · listed
`999 701 135 50` Power-steering hose O-ring 15 x 2.5 mm	Delaware Porsche Parts · 999 701 135 50 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct dealer product page identifies exact Porsche part number 999-701-135-50 as a Genuine Porsche O-ring, records that it replaces 99970113500, publishes a current sale price and invites direct ordering. The current automated browser reaches the seller but receives a 403 refusal.	Victor Reinz · 40-76337-00 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification identifies in-stock Victor Reinz O-ring 40-76337-00, cross-references exact Porsche number 99970113550 and exposes Add to cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 403-01 page 250 lists this O-ring in the 993 power-steering circuit at position 8. Victor Reinz 40-76337-00 is a verified alternative reference; no evidence reviewed proves that Victor Reinz supplied this exact Porsche production part.	illustration 403-01 page 250 · listed
`999 701 269 40` Oil-thermostat drain-plug O-ring 11 x 2.5	oemVWshop · 999 701 269 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct oemVWshop product page identifies exact code 99970126940 as a Genuine Porsche O-ring, publishes current pricing, reports a 6-10-day handling time and exposes a Buy control. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	DPH · 99970126940 aftermarket alternative · orderable Reviewed 2026-08-26 The current indexed direct ECS Tuning product page identifies a DPH rubber O-ring under manufacturer reference 99970126940, describes its oil-thermostat-housing drain-plug use, explicitly lists Porsche 993 and 993 Turbo fitment, marks it available from the supplier and exposes purchase controls. The current automated browser reaches the seller but receives a 403 challenge.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 122 lists this O-ring within the 993 engine gasket-set contents. Current 993-specific catalogues specify an 11 x 2.5 mm thermostat-console drain-plug seal. DPH is recorded as an alternative manufacturer only; no named original-production supplier has been verified.	illustration 198-00 page 122 · listed
`999 701 393 40` External oil-thermostat insert O-ring 32 x 2.5 mm	oemVWshop · 999 701 393 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct oemVWshop product page identifies exact code 99970139340 as a Genuine Porsche O-ring, publishes current pricing, reports a 6-10-day handling time and exposes a Buy control. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	FVD Brombacher · 99970139340 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification identifies FVD's own-development 32 x 2.5 mm oil-thermostat-plug O-ring under exact reference 99970139340, lists Porsche 993 variants, marks it immediately available and exposes Add to cart and Buy now controls.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 104-03 page 72 lists this O-ring at the external oil-thermostat bracket, position 9. FVD is recorded as an alternative producer; generic 'OE supplier' listings without a named producer are not treated as evidence of the original Porsche production supplier.	illustration 104-03 page 72 · listed
`999 701 449 40` O-ring	Boutique Porsche Poitiers · 999 701 449 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 701 449 40, quotes 1,99 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12300 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12300 under the partworks brand, lists exact Porsche cross-reference 999 701 449 40, quotes EUR 0.93, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12300 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 198-00 page 120 · listed
`999 701 598 40` Turbocharger oil-reservoir O-ring 18.65 x 2.45 mm	FCP Euro · 999 701 598 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct FCP Euro product page identifies exact reference 99970159840 as a Genuine Porsche 18.65 x 2.45 mm turbocharger oil-reservoir seal, marks it available to ship in three business days and exposes Add to cart and Buy Now controls. The current automated browser reaches the seller but receives a 403 challenge.	Elring · 286.699 aftermarket alternative · orderable Reviewed 2026-08-26 The current indexed direct Spareto product page identifies Elring FPM O-ring 286.699, specifies 19.2 mm inner diameter and 2.46 mm thickness, cross-references exact Porsche number 999.701.598.40 and exposes dispatch information and Add To Cart. Live browser verification confirms the manufacturer reference and order workflow.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 202-16 page 146 lists this O-ring in the 993 Turbo turbocharger oil system at position 12; it also appears in the maintenance-set contents. Elring 286.699 is a verified alternative reference, not proof of original Porsche production supply.	illustration 202-16 page 146 · listed
`999 702 202 50` Grommet	Boutique Porsche Poitiers · 999 702 202 50 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 702 202 50, quotes 4,22 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12542 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12542 under the partworks brand, lists exact Porsche cross-reference 999 702 202 50, quotes EUR 5.57, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12542 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-01 page 423 · listed
`999 703 036 50` Adjustable bonnet and deck-lid rubber stop	FVD Brombacher · 999 703 036 50 in stock · checked: HTTP 200 Reviewed 2026-08-30 Live gstack Chromium reaches the direct product page, which identifies a Genuine Porsche front-trunk buffer and Porsche reference 999 703 036 50, reports immediate one-to-two-day availability and exposes Add to cart and Buy now.	Hamburg-Technic · 999 703 036 50 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct Hamburg-Technic order page, which cross-references Porsche 999 703 036 50, identifies manufacturer reference 999 703 036 50, reports immediate one-to-three-day availability and exposes In den Warenkorb.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Both checked pages sell an individual adjustable rubber stop; MHTeile also links a separate four-piece set. Hamburg-Technic is documented only as an alternative manufacturer. Confirm installation position, adjustment height and required quantity before ordering.	illustration 807-00 page 418 · listed
`999 703 077 40` Cap	Boutique Porsche Poitiers · 999 703 077 40 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 703 077 40, quotes 2,11 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12000 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12000 under the partworks brand, lists exact Porsche cross-reference 999 703 077 40, quotes EUR 3.16, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12000 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 807-11 page 457 · listed
`999 703 137 40` Cap	Boutique Porsche Poitiers · 999 703 137 40 in stock · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 703 137 40, quotes 1,81 €, reports in stock availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12001 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12001 under the partworks brand, lists exact Porsche cross-reference 999 703 137 40, quotes EUR 2.82, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12001 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 809-10 page 481 · listed
`999 703 323 00` Bonded rubber buffer	Boutique Porsche Poitiers · 999 703 323 00 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 703 323 00, quotes 22,86 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 7280 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 7280 under the partworks brand, lists exact Porsche cross-reference 999 703 323 00, quotes EUR 2.98, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 7280 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 104-05 page 74 · listed
`999 703 345 40` Cap	Boutique Porsche Poitiers · 999 703 345 40 special order · checked: HTTP 200 Reviewed 2026-08-26 The live Boutique Porsche Poitiers page identifies Genuine Porsche reference 999 703 345 40, quotes 2,74 €, reports special order availability and exposes Add to Cart. The page also explicitly mentions 993 fitment.	partworks · 12003 aftermarket alternative · in stock Reviewed 2026-08-26 The live Partworks product page publishes item 12003 under the partworks brand, lists exact Porsche cross-reference 999 703 345 40, quotes EUR 3.87, reports InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Partworks is both product brand and seller; item 12003 is used as its product reference. No original-equipment supplier relationship is claimed.	illustration 804-30 page 411 · listed
`999 703 384 00` Fuel-pump rubber mounting	PARTSinn · 999 703 384 00 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 703 384 00 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 2487 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche 999 703 384 00, publishes manufacturer item 2487, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The alternative is a two-mount set and cross-references several rubber-mount revisions. Confirm installed dimensions, fuel-pump bracket application, material condition and required quantity before ordering. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 901-05 page 562 · listed
`999 703 384 01` Megulastik pivot bearing	Stoddard · 999 703 384 01 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live Chromium verification reaches the direct Stoddard buying page, which identifies the manufacturer as Genuine, lists exact reference 999 703 384 01, includes 993 and 993 Turbo compatibility, reports a dated shipping availability and exposes Add to cart.	URO Parts · 999-703-384-01 aftermarket alternative · in stock Reviewed 2026-08-30 Live Chromium verification reaches the direct URO Parts buying page, which reports the rubber mount in stock, publishes SKU 999-703-384-01, explicitly lists Porsche 993 1994-1998 fitment and exposes Add to Basket.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes URO Parts 999-703-384-01 is documented as a current replacement, not as proof that URO supplied Porsche production. This mounting element appears in more than one Porsche application; the 993 PET evidence identifies it as the Megulastik pivot bearing in illustration 901-05. Confirm the mounting position and required quantity before ordering.	illustration 901-05 page 562 · listed
`999 703 449 40` Protective cap	PARTSinn · 999 703 449 40 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 703 449 40 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 12403 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche 999 703 449 40, publishes manufacturer item 12403, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The replacement page also cross-references 999 703 409 40. Confirm cap dimensions, installed location, material and the correct revision before ordering. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 803-10 page 387 · listed
`999 704 157 40` Fender-screw sealing washer	oemVWshop · 999 704 157 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-30 The current indexed exact-reference buying page identifies code 999 704 157 40 and Genuine Porsche as the producer, publishes a current price, six-to-ten-day handling and a Buy control. Live gstack Chromium reaches the canonical URL but receives the retailer Cloudflare security-verification screen.	Hamburg-Technic · 999 704 157 40 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct Hamburg-Technic order page, which cross-references Porsche 999 704 157 40, identifies manufacturer reference 999 704 157 40, reports immediate one-to-three-day availability and exposes In den Warenkorb.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The PET describes this washer as 5.5 x 18 x 1.5 mm. Hamburg-Technic is documented only as an alternative manufacturer. Its seller page names earlier 911 and 964 applications, so confirm the exact 993 PET installation, dimensions, material and quantity before ordering.	illustration 807-00 page 418 · listed
`999 704 172 50` Oil-pump sealing ring, small, 16.3 x 22 x 9.5 mm	Stoddard · 999 704 172 50 in stock · checked: HTTP 200 Reviewed 2026-08-26 Live browser verification identifies exact reference 999 704 172 50 as a Porsche oil-pump seal for 911, 964 and 993, reports same-day shipping availability and exposes an Add to cart control. The indexed product record classifies its source as Porsche Genuine Factory.	Elring · 110.841 aftermarket alternative · orderable Reviewed 2026-08-26 The current indexed direct Spareto product page identifies Elring sealing ring 110.841, cross-references exact Porsche number 999 704 172 50, specifies 16.3 mm inner diameter, 22 mm outer diameter and 9.5 mm thickness, and exposes a dispatch estimate and Add To Cart control. Live browser verification confirms the manufacturer reference and Porsche cross-reference on the page.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 120 lists this small sealing ring in the 993 engine gasket-set contents at position 14. Elring 110.841 is a verified alternative-manufacturer reference; no evidence reviewed proves that Elring supplied this exact seal to Porsche production.	illustration 198-00 page 120 · listed
`999 704 173 50` Oil-pump sealing ring, large, 19.5 x 26 x 8.5 mm	FCP Euro · 999 704 173 50 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct FCP Euro product page identifies exact reference 99970417350 as a Genuine Porsche engine oil-cooler and oil-pump seal, marks it available to ship in three business days, and exposes Add to cart and Buy Now controls. The current automated browser reaches the seller but receives a 403 Cloudflare challenge.	Elring · 710.903 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification identifies in-stock Elring oil-pump and oil-cooler sealing ring 710.903 against exact Porsche reference 99970417350, specifies 19.5 x 26 x 8 mm dimensions, explicitly lists 1994-1998 Porsche 993 fitment, and exposes Add To Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 121 lists this large sealing ring in the 993 engine gasket-set contents at position 1. Elring 710.903 is a verified alternative-manufacturer reference; no evidence reviewed proves that Elring supplied this exact seal to Porsche production.	illustration 198-00 page 121 · listed
`999 704 605 07` 4.8 mm cone washer	Sierra Madre Collection · 999 704 605 07 in stock · checked: HTTP 200 Reviewed 2026-08-30 Cloudflare Kitesurf and gstack Chromium both rendered the direct Sierra Madre page as Genuine Porsche 4.8 mm cone washer 999 704 605 07. It lists 993 fitment, reports the item available and exposes Add to cart.	partworks · 12197 aftermarket alternative · in stock Reviewed 2026-08-30 Cloudflare Kitesurf and gstack Chromium both rendered the direct partworks page for manufacturer item 12197. It identifies partworks as the brand, explicitly cross-references Porsche 999 704 605 07, reports schema.org InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The partworks page also cross-references 999 704 601 02. Item 12197 is a partworks seller/manufacturer item, not an original-equipment reference or evidence that partworks supplied Porsche production. Confirm the 4.8 mm specification, installation position and required quantity before ordering.	illustration 811-00 page 495 · listed
`999 705 023 41` Cylinder-base sealing ring	Sierra Madre Collection · 999 705 023 41 in stock · checked: HTTP 200 Reviewed 2026-08-25 The live product feed identifies an available Genuine Porsche cylinder-base O-ring with exact SKU 999 705 023 41.	Victor Reinz · 70-33403-00 aftermarket alternative · in stock Reviewed 2026-08-25 The available Victor Reinz cylinder-base O-ring publishes manufacturer reference 70-33403-00, exact Porsche cross-reference 999 705 023 41 and the 993 RS/M64.20 application.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Victor Reinz is recorded as a verified alternative; the checked sources do not establish that it supplied this exact seal to Porsche production.	illustration 102-05 page 50 · listed
`999 707 112 40` Round seal	TEILE.COM · 999 707 112 4A orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-30 The current indexed direct buying page identifies Genuine Porsche producer reference 999 707 112 4A, explicitly lists 999 707 112 40 as its previous reference, reports shipping in 3-7 days and exposes Add to cart. Live gstack Chromium reaches the canonical page but receives the retailer access block.	Elring · 827.363 aftermarket alternative · in stock Reviewed 2026-08-30 Live Chromium verification reaches the direct Elring buying page, which reports the sealing ring in stock and maps Elring reference 827.363 to Porsche reference 999 707 112 40. A second current retailer also reports more than 100 Elring 827.363 units in stock.	Not verified	weight: Not published by the cited source specification source · applies to Elring 827.363 · checked 2026-08-30 Evidence and limits Elring's current first-party standard-parts table publishes the dimensions and material code for Elring 827.363. It does not publish a piece weight. The cited manufacturer table does not publish a piece weight; no retailer shipping weight is substituted. dimensions: inner diameter: 25 mm · thickness: 6 mm specification source · applies to Elring 827.363 · checked 2026-08-30 Evidence and limits Elring's current first-party standard-parts table publishes the dimensions and material code for Elring 827.363. It does not publish a piece weight. material: Fluoroelastomer (FPM) specification source · applies to Elring 827.363 · checked 2026-08-30 Evidence and limits Elring's current first-party standard-parts table publishes the dimensions and material code for Elring 827.363. It does not publish a piece weight. Fitment and research notes The genuine Porsche reference is currently sold under superseding reference 999 707 112 4A; the original PET reference remains recorded for traceability. Elring 827.363 is documented as a matching replacement, not as proof that Elring supplied Porsche production. Confirm dimensions and installation position before ordering.	illustration 198-00 page 120 · listed
`999 707 113 40` O-ring 20.22 x 3.53 mm	oemVWshop · 999 707 113 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-30 The current indexed direct product page sells exact-reference Genuine Porsche seal 999 707 113 40, publishes current pricing, reports a six-to-ten-day handling time and exposes Buy. Ordering currently requires a VIN and a workshop repair photograph for manufacturer approval. Live gstack Chromium reaches the canonical page but receives a Cloudflare HTTP 403 challenge, so the access restriction is recorded rather than hidden.	FVD Brombacher · 99970711341 aftermarket alternative · in stock Reviewed 2026-09-07 Live gstack Chromium renders FVD article 99970711341 with HTTP 200, quantity, Add to cart and Buy now controls. The product reports Available immediately; this is an observation, not a guaranteed delivery date.	Not verified	weight: 0.01 kg specification source · applies to FVD Brombacher 99970711341 · checked 2026-09-07 Evidence and limits FVD's labelled Product dimensions section publishes 0.01 kg for exact article 99970711341. This is a supplier product value, not a physical measurement performed by PorscheFanatics and not the Genuine Porsche item's weight. dimensions: published nominal size value 1: 20.22 mm · published nominal size value 2: 3.53 mm specification source · applies to FVD Brombacher 99970711341 · checked 2026-09-07 Evidence and limits The exact article's labelled Product dimensions section and/or nominal title publishes: published nominal size value 1 20.22 mm; published nominal size value 2 3.53 mm. Nominal values without defined interfaces remain unassigned. Overall supplier dimensions are not metrology, tolerances or manufacturing geometry. material: Not published by the cited source specification source · applies to FVD Brombacher 99970711341 · checked 2026-09-07 Evidence and limits The direct page for exact FVD article 99970711341 was read; no explicit material specification was found. The material remains unknown. No package data, photograph inference or generic product assumption is substituted. Fitment and research notes Porsche PET lists 999 707 113 40 as a 20.22 x 3.53 mm round seal. FVD is recorded only as a verified alternative producer; no original-production supplier has been proven. Confirm the reference, dimensions, material compatibility and installation position before ordering rather than relying on diameter alone. Round-two physical review, 7 September 2026: values apply only to the exact linked FVD-sold article, not the Genuine Porsche item. No new historical original-equipment supplier relationship is asserted. Both Porsche revisions are explicitly cross-referenced on the same current FVD article. Nominal title values are not labelled inner or outer diameter; rounded overall dimensions are not substituted for them.	illustration 198-00 page 122 · listed
`999 707 113 41` O-ring 20.22 x 3.53 mm	ECS Tuning · 999 707 113 41 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct ECS Tuning product page identifies exact manufacturer part number 99970711341 as a Genuine Porsche 20.22 x 3.53 mm O-ring, marks it available from the supplier and exposes a purchase workflow. The current automated browser reaches the seller but receives a 403 challenge.	FVD Brombacher · 99970711341 aftermarket alternative · in stock Reviewed 2026-09-07 Live gstack Chromium renders FVD article 99970711341 with HTTP 200, quantity, Add to cart and Buy now controls. The product reports Available immediately; this is an observation, not a guaranteed delivery date.	Not verified	weight: 0.01 kg specification source · applies to FVD Brombacher 99970711341 · checked 2026-09-07 Evidence and limits FVD's labelled Product dimensions section publishes 0.01 kg for exact article 99970711341. This is a supplier product value, not a physical measurement performed by PorscheFanatics and not the Genuine Porsche item's weight. dimensions: published nominal size value 1: 20.22 mm · published nominal size value 2: 3.53 mm specification source · applies to FVD Brombacher 99970711341 · checked 2026-09-07 Evidence and limits The exact article's labelled Product dimensions section and/or nominal title publishes: published nominal size value 1 20.22 mm; published nominal size value 2 3.53 mm. Nominal values without defined interfaces remain unassigned. Overall supplier dimensions are not metrology, tolerances or manufacturing geometry. material: Not published by the cited source specification source · applies to FVD Brombacher 99970711341 · checked 2026-09-07 Evidence and limits The direct page for exact FVD article 99970711341 was read; no explicit material specification was found. The material remains unknown. No package data, photograph inference or generic product assumption is substituted. Fitment and research notes The Porsche 993 PET lists this O-ring on illustration 101-05 page 37 and again inside the maintenance-set contents on illustration 198-00 page 122. Current application catalogues also identify it as the inner seal used with collapsible oil-return tubes. FVD is recorded only as a verified alternative producer; no original-production supplier has been proven. Round-two physical review, 7 September 2026: values apply only to the exact linked FVD-sold article, not the Genuine Porsche item. No new historical original-equipment supplier relationship is asserted. The same physical FVD article also covers the predecessor 999 707 113 40. This is one product observation applied to two explicit cross-references, not two independent measurements.	illustration 101-05 page 37 · listed
`999 707 115 40` Fuel-tank level-sender O-ring 44 x 4 mm	Stoddard · 999 707 115 40 orderable · checked: HTTP 200 Reviewed 2026-08-26 Live browser verification identifies exact reference 999 707 115 40 as an O-ring for the 1989-1998 Porsche 911 fuel-tank assembly and exposes Add to cart. The indexed Stoddard product record classifies its source as Porsche Genuine Factory.	APA/URO Parts · URO010673 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification identifies the APA/URO Parts fuel-sending-unit gasket, cross-references exact Porsche number 99970711540 and URO interchange reference URO010673, publishes current pricing and exposes Add to Cart and Buy Now controls.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 201-00 page 125 lists this O-ring at the 993 fuel tank, position 2. Current specialist catalogues specify a 44 x 4 mm sender seal. APA/URO Parts is a verified aftermarket alternative; no original Porsche production supplier has been proven.	illustration 201-00 page 125 · listed
`999 707 152 40` Cylinder-base O-ring 102 x 2 mm	oemVWshop · 999 707 152 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct oemVWshop product page identifies exact code 99970715240 as a Genuine Porsche 102 x 2 mm O-ring, publishes current pricing, reports a 6-10-day handling time and exposes a Buy control. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Victor Reinz · 40-76247-00 aftermarket alternative · in stock Reviewed 2026-08-26 Live browser verification identifies an in-stock Victor Reinz cylinder-base O-ring against exact Porsche reference 99970715240, states 993 fitment, six required and same-day shipping, and exposes Add to cart. The Victor Reinz manufacturer reference 40-76247-00 is independently cross-referenced by current specialist-retailer records.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 102-05 page 50 identifies this 102 x 2 mm O-ring at the cylinder base, position 4; the same reference also appears in the maintenance-set contents on illustration 198-00 page 120. Victor Reinz 40-76247-00 is a verified alternative, not proof that Victor Reinz supplied the Porsche production seal.	illustration 102-05 page 50 · listed
`999 707 247 40` Air-conditioning O-ring	PARTSinn · 999 707 247 40 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 707 247 40 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 12298 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche 999 707 247 40, publishes manufacturer item 12298, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Confirm O-ring dimensions, refrigerant and lubricant compatibility, installed joint and professional evacuation, leak-test and recharge procedures. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 813-25 page 539 · listed
`999 707 255 40` Thermostat-housing oil-pipe O-ring, 26.64 x 2.62 mm	Sierra Madre Collection · 999 707 255 40 in stock · checked: HTTP 200 Reviewed 2026-08-30 Live gstack Chromium reaches the direct Genuine Porsche page, identifies reference 999 707 255 40 and the 26.64 x 2.62 mm dimensions, reports Only 1 left and exposes Add to cart.	FVD Brombacher · 99970725540 aftermarket alternative · orderable Reviewed 2026-08-30 Live gstack Chromium reaches the FVD direct order page, which identifies reference 99970725540, reports availability in three to five working days and exposes Add to cart and Buy now. The product record labels it as FVD own development. CRP Industries · 99970725540-FE aftermarket alternative · in stock Reviewed 2026-08-30 The current indexed direct product record cross-references Porsche 99970725540, identifies CRP Industries 99970725540-FE, publishes a current price and stock across multiple warehouses. Live gstack Chromium receives the retailer Cloudflare challenge; Kitesurf records robots metadata as unavailable and therefore does not attempt a rendered bypass.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes FVD and CRP are documented as alternative suppliers, not as Porsche production-supplier evidence. Confirm the published 26.64 x 2.62 mm dimensions and lubricate the new O-ring with the workshop-approved medium before installation.	illustration 104-05 page 74 · listed
`999 707 277 40` O-ring	PARTSinn · 999 707 277 40 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 707 277 40 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 12272 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche 999 707 277 40, publishes manufacturer item 12272, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Confirm dimensions, material, fluid compatibility, installed position and required quantity before ordering. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 107-05 page 89 · listed
`999 707 288 40` 6 x 2.5 mm camshaft-tube O-ring	Boutique Porsche Poitiers · 999 707 288 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-30 The current indexed direct Porsche Centre buying page identifies reference 999 707 288 40, publishes a current price, reports three-to-seven-day availability and exposes Ajouter au panier. Live gstack Chromium reaches the canonical page but receives its Cloudflare security-verification screen.	Hamburg-Technic · 999 707 288 40 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct Hamburg-Technic order page for a 6 x 2.5 mm O-ring, which cross-references Porsche 999 707 288 40, reports immediate one-to-three-day availability and exposes In den Warenkorb.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Hamburg-Technic is documented only as an alternative manufacturer. Its seller page describes a 964 camshaft connecting-tube application, while the reference also appears in the 993 PET; confirm the 993 installation location, elastomer specification, dimensions and quantity before ordering.	illustration 198-00 page 120 · listed
`999 707 293 40` Power-steering drive O-ring 40 x 4	TEILE.COM · 999 707 293 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct TEILE.COM product page identifies exact Porsche reference 99970729340 as a new O-ring, publishes current pricing, reports dispatch in 3-7 days subject to manufacturer availability and exposes Add to Cart. TEILE.COM states that it sells genuine Porsche parts. The current automated browser reaches the page but receives a 403 challenge.	Victor Reinz · 40-76118-20 aftermarket alternative · in stock Reviewed 2026-08-26 The current indexed direct German Auto Supply product page identifies Victor Reinz O-ring 40-76118-20 against exact Porsche reference 99970729340, describes the power-steering drive on the camshaft, explicitly lists 1990-1998 Porsche 911 3.6 applications, reports 264 units in stock and exposes purchase controls. The current automated browser reaches the page but receives a 403 challenge.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 120 lists this O-ring in the 993 engine gasket-set contents. Retail sources also describe its 993 power-steering-drive and rear camshaft sealing uses. Victor Reinz 40-76118-20 is recorded as a verified alternative cross-reference only; no reviewed source establishes Victor Reinz as Porsche's original production supplier for this exact part.	illustration 198-00 page 120 · listed
`999 707 313 40` Camshaft-flange O-ring 67.2 x 5.77	oemVWshop · 999 707 313 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct oemVWshop product page identifies exact code 99970731340 as a Genuine Porsche O-ring, publishes current pricing, reports a 6-10-day handling time and exposes a Buy control. The current automated browser reaches the seller but receives a 403 Cloudflare challenge.	Victor Reinz · 40-76208-00 aftermarket alternative · in stock Reviewed 2026-08-26 The current indexed direct RM European product page identifies Victor Reinz camshaft-flange O-ring 40-76208-00 against exact Porsche reference 99970731340, specifies 67.2 x 5.77 mm, explicitly lists Porsche 993 applications, reports broad warehouse stock and exposes purchase controls. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 120 lists this O-ring within the 993 engine gasket-set contents. Current application catalogues place two at the left/right camshaft flanges. Victor Reinz 40-76208-00 is recorded as an exact alternative cross-reference only; no reviewed source proves original Porsche production-supply status.	illustration 198-00 page 120 · listed
`999 707 314 40` Oil-thermostat / pressure-sender O-ring 39.2 x 3	oemVWshop · 999 707 314 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct oemVWshop product page identifies exact code 99970731440 as a Genuine Porsche O-ring, publishes current pricing, reports a 6-10-day handling time and exposes a Buy control. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Victor Reinz · 40-76115-10 aftermarket alternative · in stock Reviewed 2026-08-26 The current indexed direct RM European product page identifies Victor Reinz O-ring 40-76115-10 against exact Porsche reference 99970731440, specifies 39.2 x 3 mm, explicitly lists Porsche 993 applications, reports broad warehouse stock and exposes purchase controls. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 121 lists this O-ring within the 993 engine gasket-set contents. Retail catalogues describe the same exact reference at both the engine-case oil thermostat and the oil pressure/temperature-sender cover; confirm the selected PET installation before ordering. Victor Reinz 40-76115-10 is an alternative cross-reference, not a proven original-supplier reference.	illustration 198-00 page 121 · listed
`999 707 315 40` Crankcase O-ring 33.3 x 2.4	oemVWshop · 999 707 315 40 orderable · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct oemVWshop product page identifies exact code 99970731540 as a Genuine Porsche O-ring, publishes current pricing, reports a 6-10-day handling time and exposes a Buy control. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Victor Reinz · 40-76197-10 aftermarket alternative · in stock Reviewed 2026-08-26 The current indexed direct RM European product page identifies Victor Reinz O-ring 40-76197-10 against exact Porsche reference 99970731540, explicitly lists Porsche 993 applications, reports stock across its warehouse network, publishes current pricing and exposes purchase controls. The current automated browser reaches the page but receives a 403 Cloudflare challenge.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes PET illustration 198-00 page 121 lists this 33.3 x 2.4 O-ring within the 993 engine gasket-set contents; current catalogue sources also place it at the crankcase/intermediate-shaft cover. Victor Reinz 40-76197-10 is recorded as a verified alternative cross-reference only, not as Porsche's proven original production supplier.	illustration 198-00 page 121 · listed
`999 707 316 40` O-ring	PARTSinn · 999 707 316 40 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 707 316 40 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 12273 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche 999 707 316 40, publishes manufacturer item 12273, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The replacement page also cross-references 999 707 227 40. Confirm dimensions, material, fluid compatibility, installed position and the correct revision before ordering. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 198-00 page 120 · listed
`999 707 434 41` Air-conditioning O-ring	PARTSinn · 999 707 434 41 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 707 434 41 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 12257 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche 999 707 434 41, publishes manufacturer item 12257, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Confirm O-ring dimensions, refrigerant and lubricant compatibility, installed joint and professional evacuation, leak-test and recharge procedures. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 813-30 page 542 · listed
`999 782 041 90` Black air-filter intake hose	PARTSinn · 999 782 041 90 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche 999 782 041 90 order page, identifies Porsche as the brand, publishes schema.org InStock offers and exposes visible Add controls.	DANSK Classic (JP Group) · AF16000500 / 1616000500 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct order page, which cross-references Porsche 999 782 041 90, identifies DANSK Classic (JP Group), publishes schema.org InStock availability and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes Confirm hose diameter, installed routing, colour and clamp condition before ordering. The checked alternative-manufacturer page does not independently prove that this company supplied Porsche production.	illustration 106-00 page 85 · listed
`999 911 041 00` Quarter-window edge protection	AASE Sales · 999 911 041 00 in stock · checked: HTTP 200 Reviewed 2026-08-30 Live gstack Chromium reaches the direct product page, which identifies new Genuine Porsche movable-quarter-window pinch weld reference 999 911 041 00, publishes a current price and exposes Add to Cart.	Hamburg-Technic · 999 911 041 00 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct Hamburg-Technic order page for quarter-window edge protection, which cross-references Porsche 999 911 041 00, reports immediate one-to-three-day availability and exposes In den Warenkorb.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The checked retail descriptions focus on movable quarter windows in earlier 911 coupes, while the reference also appears in the 993 PET. Hamburg-Technic is documented only as an alternative manufacturer. Confirm the exact 993 location, profile, colour, supplied length and quantity before ordering.	illustration 801-65 page 362 · listed
`PCG 043 019 01` SILASTIC 730 RTV sealing compound	FCP Euro · PCG 043 019 01 in stock · customer page found; automated check returned HTTP 403 Reviewed 2026-08-26 The current indexed direct product page offers exact-reference Genuine Porsche PCG 043 019 01, marks it available for dispatch within one business day, publishes current pricing and exposes Add to Cart and Buy Now. The automated browser receives a Cloudflare 403 refusal.	Dow · 4097353 oe supplier · in stock Reviewed 2026-08-26 Live browser verification offers Dow DOWSIL 730 FS solvent-resistant sealant in the matching 90 ml tube under manufacturer SKU 4097353, reports it in stock for dispatch in one to two business days, publishes current pricing and exposes Add to Cart.	Dow (SILASTIC) · 730 RTV Porsche's own 993 Genuine Parts Catalogue explicitly identifies exact reference PCG 043 019 01 as SILASTIC 730 RTV sealing compound in a 90 ml package; this is direct factory-catalogue attribution to the named SILASTIC product.	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The current Dow product is branded DOWSIL 730 FS and carries a current distributor SKU distinct from Porsche's package reference. This Porsche reference appears at multiple PET positions; confirm the exact application, current Dow technical data, shelf life and workshop procedure before use.	illustration 005-00 page 30 · listed
`PCG 190 162 37` Blind rivet	PARTSinn · PCG 190 162 37 orderable · checked: HTTP 200 Reviewed 2026-08-30 Live structured-product verification reaches the exact-reference Genuine Porsche PCG 190 162 37 order page, identifies Porsche as the brand and publishes schema.org InStock offers.	partworks · 12067 aftermarket alternative · in stock Reviewed 2026-08-30 Live gstack Chromium reaches the direct partworks order page, which cross-references Porsche PCG 190 162 37, publishes manufacturer item 12067, reports the main product available immediately or InStock and exposes an active cart control.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The page cross-references PCG 190 162 37 and three earlier blind-rivet numbers. Confirm material, grip range, head diameter, installed position and required quantity before ordering. The checked seller/manufacturer page is recorded as a distinct replacement and does not independently prove that this company supplied Porsche production.	illustration 811-15 page 507 · listed
`PCG 591 103 17` Door-trim protection washer	Sierra Madre Collection · PCG 591 103 17 in stock · checked: HTTP 200 Reviewed 2026-08-30 Cloudflare Kitesurf and gstack Chromium both rendered the direct Sierra Madre page as Genuine Porsche door-trim protection washer PCG 591 103 17. It reports five in stock, publishes current pricing and exposes Add to cart.	partworks · 12533 aftermarket alternative · in stock Reviewed 2026-08-30 Cloudflare Kitesurf and gstack Chromium both rendered the direct partworks page for manufacturer item 12533. It identifies partworks as the brand, explicitly cross-references Porsche PCG 591 103 17, reports schema.org InStock and exposes Add to Cart.	Not verified	weight: Research pending dimensions: Research pending material: Research pending Fitment and research notes The partworks page also cross-references superseded-style number 999 591 103 17. Item 12533 is a partworks seller/manufacturer item, not an original-equipment reference or evidence that partworks supplied Porsche production. Confirm material, trim-panel location and required quantity before ordering.	illustration 807-11 page 459 · listed

Read the audit method and coverage summary.