| engine type | Original performance | Performance after tuning | Vmax | More efficient | price |
|---|---|---|---|---|---|
| 3.0d | 202 KW (275 hp) 600Nm | 224 KW (305 HP) 670Nm | * | 30 hp | 799 |
| 3.0 V6 | 301 KW (410 hp) 550Nm | 324 KW (440 hp) 600Nm | * | 30 hp | 799 |
| 4.2 V8 | 295 kW (400 hp) 450Nm | 316 kW (430 hp) 485Nm | * | 30 hp | 999 |
| 4.2 V8 | 316 kW (430 hp) 490Nm | 338 kW (460 hp) 520Nm | * | 30 hp | 999 |
| GT S 4.7 | 323 kW (440 hp) 490Nm | 346 kW (471 hp) 535Nm | * | 31 hp | 999 |