The Cayenne Performance Tuning Software from Softronic works on the 2003-2006 Cayenne and Cayenne Turbo:
| Model | Base BHP | Base Torque | Tuned BHP | Tuned Torque |
| CayenneS | 340 | 310 | 365 | 334 |
| Cayenne Turbo | 450 | 460 | 530 | 543 |
| Cayenne TurboS 2006 | 520 | 530 | 560 | 573 |
*This product comes with a OBD2 cable, and software... that allows flashing for only 1 vehicle as it is tied to that vehicle's VIN.
The performance software tuning results in these typical performance gains for stock vehicles,all files are tested with 93oct .
