Typ: R170 (ab Bj. 2000)
| Motor | Original Leistung | Leistung nach Tuning | Preis |
| Benzin | |||
| SLK 200 | 100 kW (136 PS) 190Nm | 111 kW (151 PS) 210Nm | 449,- € |
| SLK 200 | 120 kW (163 PS) 230Nm | 132 kW (180 PS) 255Nm | 449,- € |
| SLK 230 K. | 142 kW (193 PS) 280Nm | 156 kW (212 PS) 310Nm | 449,- € |
| SLK 230 K. | 145 kW (197 PS) 280Nm | 157 kW (214 PS) 310Nm | 449,- € |
| SLK 32AMG | 260 kW (354 PS) 450Nm | 281 kW (382 PS) 485Nm | 549,- € |
| SLK 320 | 165 kW (224 PS) 310Nm | 178 kW (242 PS) 340Nm | 449,- € |
| SLK 320 | 165 kW (218 PS) 310Nm | 174 kW (237 PS) 335Nm | 449,- € |
Typ: R171 (ab Bj. 2004)
| Motor | Original Leistung | Leistung nach Tuning | Preis |
| Benzin | |||
| SLK 200 | 120 kW (163 PS) 240Nm | 132 kW (180 PS) 260Nm | 449,- € |
| SLK 200 (mit Rad) | 120 kW (163 PS) 240Nm | 140 kW (190 PS) 255Nm | 999,- € |
| SLK 200 | 135 kW (184 PS) 250Nm | 150 kW (204 PS) 275Nm | 449,- € |
| SLK 280 | 170 kW (231 PS) 300Nm | 185 kW (252 PS) 325Nm | 499,- € |
| SLK 300 | 170 kW (231 PS) 300Nm | 184 kW (250 PS) 330Nm | 499,- € |
| SLK 350 | 200 kW (272 PS) 350Nm | 218 kW (296 PS) 378 Nm | 549,- € |
| SLK 350 | 224 kW (305 PS) 360Nm | 242 kW (329 PS) 390Nm | 549,- € |
| SLK 55 AMG 7G-T. | 265 kW (360 PS) 510Nm | 283 kW (385 PS) 540Nm | 549,- € |
Typ: R172 (ab Bj. 2011)
| Motor | Original Leistung | Leistung nach Tuning | Preis |
| Benzin | |||
| SLK 200 | 135 kW (184 PS) 270Nm | 184 kW (250 PS) 400Nm | 899,- € |
| SLK 250 | 150 kW (204 PS) 310Nm | 183 kW (250 PS) 400Nm | 899,- € |
| SLK 250 CDI | 150 kW (204 PS) 500Nm | 176 kW (240 PS) 580Nm | 899,- € |
| SLK 350 | 225 kW (306 PS) 370Nm | 243 kW (330 PS) 400Nm | 899,- € |
| SLK 55 AMG | 310 kW (421 PS) 540Nm | 328 kW (446 PS) 565Nm | 899,- € |
| Diesel | |||
| SLK 250 CDI | 150 kW (204 PS) 500Nm | 176 kW (240 PS) 580Nm | 899,- € |
