Perrin Alternator Pulley 2022+ Subaru WRX
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Perrin Alternator Pulley 2022+ Subaru WRX

$44.00
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Vehicle Fitment: 2022+ Subaru WRX Features: Increases Throttle Response, Horsepower, and Torque Precision-machined grooves to work well with OEM and aftermarket belts Color: Anodized Red, Blue, or Black Material: 6060-T6 Billet Aluminum Weight: .20lbs - Lighter than factory pulley Easy Installation - Estimated Time 30 Minutes Installation Instructions The Perrin alternator pulley decrease rotational mass and which helps to improve your performance and engine response time. Subaru models with the OEM clutch style alternator pulleys may fail over time. This failure will result in knocking noises, battery charging issues, belt wear, and cause belts to become extra jumpy. Perrin created the alternator pulley to remove this future failure point.

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