| engine type | Original performance | Performance after tuning | Vmax | More efficient | price |
|---|---|---|---|---|---|
| 2.7 DFI | 155kW (211 hp) 290Nm | 217kW (295 hp) 315Nm | * | 84 hp | 599€ |
| 2.7 DFI | 202kW (275 hp) 290Nm | 217kW (285 hp) 310Nm | * | 10 hp | 599€ |
| 3.4 DFI S | 239kW (325 hp) 370Nm | 250kW (340 hp) 395Nm | * | 15 hp | 599€ |
| 3.4 DFI GTS | 250kW (340 hp) 380Nm | 257kW (350 hp) 395Nm | * | 10 hp | 599€ |
| 3.8 DFI GT4 | 283kW (385 hp) 420Nm | 298kW (405 hp) 440Nm | * | 20 hp | 599€ |