CLK >1998 |
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| Engine | Original Power | Stage 1 | Difference | Vmax |
| 200 Kompressor (2.0k) | 120 kW (163 hp) 230Nm | 132 kW (197 hp) 250Nm | 34 hp | ✓ |
| 230 Kompressor (2.3k) | 145 kW (197 hp) 280Nm | 158 kW (215 hp) 300Nm | 18 hp | ✓ |
| 55 AMG (5.5i) | 255 kW (347 hp) 510Nm | 270 kW (367 hp) 535Nm | 30 hp | ✓ |