Seller notes

Bundle and save big time!!! 77mm supercharger pulley tune upgrade offers excellent drivability and does not adversely driavability or MPG or boost level and supercharger RPM. Kit includes a flash tune cable and customized for your current modifications. Ultimate Performance supercharger pulley upgrade for the AMG 55 Kompressor motor. Our tests show 65 + rear wheel hp and torque gains, while maintaining a safe level of boost and supercharger rpm. Pulley upgrade offers excellent driveability and d...

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