MKB performance kit M271

R171 SLK200
W203 C/CL200K
W211 E200K
W209 CLK200K

MKB:
140 kW (191 PS) at 5850 1/min, 265 Nm at 4700 1/min
148 kW (201 PS) at 5900 1/min, 285 Nm at 4800 1/min
176 kW (240 PS) at 5900 1/min, 300 Nm at 4800 1/min

Series:
120 kW (163 HP) 230 Nm

Details of the modification and performance-data find under products / engine-tuning.