| engine type | Original performance | Performance after tuning | More efficient | price | |
|---|---|---|---|---|---|
| 3.6 V6 | 224 kW (305 hp) 370Nm | 250 kW (340 hp) 400Nm | * | 35 hp | 599 |
| 3.6 V6 | 229 kW (312 hp) 375Nm | 239 kW (325 hp) 390Nm | * | 13 hp | 599 |
| 3.6 V6 | 237 kW (322 hp) 390Nm | 257 kW (350 hp) 430Nm | * | 28 hp | 599 |
| 3.8 V6 | 141 kW (193 hp) 305Nm | 160 kW (218 hp) 330Nm | * | 25 hp | 599 |
| 5.0 V8 | 143 kW (195 hp) 400Nm | 169 kW (230 hp) 440Nm | * | 35 hp | 599 |
| 5.7 Z-28 | 211 kW (288 hp) 441Nm | 238 kW (323 hp) 470Nm | * | 35 hp | 599 |
| 5.8 V8 | 211 kW (288 hp) 451Nm | 238 kW (323 hp) 480Nm | * | 35 hp | 599 |
| 6.2 V8 | 294 kW (400 hp) | 316 kW (430 hp) | * | 30 hp | 599 |
| 6.2 V8 | 298 kW (405 hp) 553Nm | 324 kW (440 hp) 590Nm | * | 35 hp | 699 |
| 6.2 V8 | 313 kW (426 hp) | 335 kW (455 hp) | * | 29 hp | 699 |
| 6.2 V8 | 318 kW (432 hp) 569Nm | 342 kW (465 hp) 600Nm | * | 33 hp | 699 |
| 6.2 V8 | 335 kW (455 hp) 617Nm | 349 kW (475 hp) 647Nm | * | 20 hp | 699 |
| 6.2 V8 | 427 kW (580 hp) | 456 kW (620 hp) | * | 40 hp | 699 |