The C32's supercharged 3.2L M112K makes ~350 hp and is praised for a brutal torque band and supercharger whine that makes the light chassis feel alive. Owners note it responds cheaply to a smaller pulley, intake, and ECU tune, and remains reliable when modified conservatively.
M112K supercharged V6 (C32) character and cheap tuning
Mercedes-Benz C32/C55 AMG (W203) · driving