| engine type | Original performance | Performance after tuning | Vmax | More efficient | price |
|---|---|---|---|---|---|
| 3.5 V6 | 186 kW (250 hp) 339Nm | 204 kW (278 hp) 370Nm | * | 28 hp | 799 |
| 5.7 V8 | 254 kW (340 hp) 390Nm | 274 kW (373 hp) 430Nm | * | 33 hp | 799 |
| 5.7 V8 | 274 kW (368 hp) 395Nm | 294 kW (401 hp) 440Nm | * | 33 hp | 799 |
| 6.1 V8 | 317 kW (425 hp) 569Nm | 338 kW (461 hp) 620Nm | * | 36 hp | 799 |