Widebody Conversion, 911 (964 / 993)

Akira Nakai’s hand-fitted widebody conversion — cut and riveted onto the car in person rather than shipped as a kit.

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Published fitment
964 · See fitment notes
993 · See fitment notes
g-series · See fitment notes
Recorded availability
Made to order. Confirm with the supplier.
Recorded price
No published price recorded

View supplier page ↗

Single unconfirmed source. Sources last accessed ; fitment is not independently verified.

AerodynamicsMade to orderSingle unconfirmed source
Unconfirmed. This entry rests on a single source that does not fully document the part. Treat the manufacturing details below as provisional until confirmed by the manufacturer.

Manufacturing

ManufacturerRWB (Rauh-Welt Begriff)
Origin🇯🇵 Japan
Manufactured here
RWB, Chiba.
ProcessWet Lay-Up (wet carbon, hand layup)
Additively manufacturedNo
MaterialGlass Fibre Reinforced Plastic (GRP)
NotesFitted by commission, by hand, with the arches cut to suit each car. Layup is not published; recorded as wet lay-up because that is standard for this class of panel and should be confirmed. Irreversible — the arches are cut.

Fitment

964All models
993All models
g-seriesAll models

Sources

  1. ポルシェのチューニングショップRWB(ラウヴェルト・べグリフ)とは? — Ikikuru, accessed 2026-08-17