| engine type | Original performance | Performance after tuning | Vmax | More efficient | price | |
|---|---|---|---|---|---|---|
| 2.7V6 24V | 144 kW (196 hp) 247Nm | 155 kW (212 hp) 265Nm | * | 16 hp | 549 | |
| 2.7 | 149 kW (203 hp) 256Nm | 161 kW (219 hp) 270Nm | * | 16 hp | 549 | |
| 3.5 | 186 kW (254 hp) 340Nm | 200 kW (272 hp) 360Nm | * | 18 hp | 549 |