Perrin [22-26 WRX] FA/FB Alternator Pulley Blue | PSP-ENG-121BL Car Stereo Systems Transform your Subaru Impreza 2017+

Transform your Subaru Impreza 2017+ with MEGAN RACING Street Series Coilovers

Featuring (2) Silicone O-rings and special grease

Designed specifically for 2015–2022 WRX models equipped with the OEM short throw shifter

Lexus IS300 / Altezza AS300

Perrin [22-26 WRX] FA/FB Alternator Pulley Blue | PSP-ENG-121BL Car Stereo Systems Transform your Subaru Impreza 2017+PREVENT FUTURE FAILURESubaru models with OEM clutch style alternator pulleys may fail over time. This failure can lead to knocking noises, battery charging issues, belt wear, and cause belts to become extra jumpy. The PERRIN Alternator Pulley removes this future failure point. DECREASE ROTATIONAL MASSPERRIN Alternator Pulleys weigh just 0. 20 lbs., which is lighter than the OEM alternator pulley. Throttle response, horsepower, and torque are all