SLK  >2011
Engine	Original Power	Stage 1	Difference	Vmax
200 CGI (1.8T)	135 kW (184 hp) 270Nm	184 kW (250 hp) 400Nm	66 hp	✓
250 CGI (1.8T)	150 kW (204 hp) 310Nm	183 kW (250 hp) 400Nm	46 hp	✓
350 (3.5i)	225 kW (306 hp) 370Nm	243 kW (330 hp) 400Nm	24 hp	✓
350 BlueEFFIENCY (3.5i)	225 kW (306 hp) 370Nm	243 kW (330 hp) 400Nm	24 hp	✓
55 AMG (5.5i)	310 kW (422 hp) 540Nm	331 kW (450 hp) 570Nm	28 hp	✓
250 CDI S&S (2.1)	150 kW (204 hp) 500Nm	176 kW (240 hp) 550Nm	36 hp	✓