77MM Fixed Supercharger Pulley For Mercedes AMG (2003 - 2008) E55, CLS55, SL55, S55, G55, CL55

Fits 2003 - 2007 AMG Mercedes 55K Models

Ultimate Performance supercharger pulley upgrade for the AMG 55 Kompressor motor.  Our tests show 70 plus rear wheel hp and torque gains, while maintaining a safe level of boost and supercharger rpm.  Pulley upgrade offers excellent driveability and does not adversely affect highway mileage. 

Specs:

Increases horsepower and torque

35% lighter than factory pulley, reducing rotational mass

Reduced rotational mass increases supercharger longevity

80.0mm diameter

Easy to install

Special coating reduces belt slip

Improved nitride coated clutch, plate and spring design