Sport Exhaust System, 911 Turbo (991)
Larger-diameter system with flap control, quoted at up to 10 PS.
Exhaust In production confidence: medium
Manufacturing
| Manufacturer | GEMBALLA |
|---|---|
| Origin | 🇩🇪 Germany Manufactured here GEMBALLA, Leonberg. |
| Process | Fabricated / Welded |
| Additively manufactured | No |
| Material | Stainless Steel 304L |
| Notes | Increased pipe diameter plus exhaust flap control. |
Published figures
| Power gain | +10 hp |
|---|---|
| Basis | Published by the manufacturer; not independently verified. |
| Notes | Up to 10 PS. Modest next to an ECU calibration on the same car, which is a fair reflection of what an exhaust alone does on a turbocharged engine. |
Fitment
| 991 | 911 Turbo, 911 Turbo S |
|---|
Sources
- Gemballa präsentiert Sportabgasanlage für Porsche 991 Turbo — MOTORMOBILES, accessed 2026-08-17