Performance Upgrades, 911 (997)
Dortmund tuner whose 997-based GT9 ran from 2007 to 2011; supplies engine and forced-induction upgrades.
Engine Management Made to order confidence: low
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
| Manufacturer | 9ff Fahrzeugtechnik |
|---|---|
| Origin | 🇩🇪 Germany Manufactured here 9ff Fahrzeugtechnik, Dortmund. |
| Process | Electronics / Software |
| Additively manufactured | No |
| Notes | Catalogue-level entry. 9ff builds complete cars as well as supplying upgrades, so scope varies by project. |
Fitment
| 997 | 911 Turbo, GT2 |
|---|
Sources
- 9ff GT9 — Wikipedia, accessed 2026-08-17