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Description
Upgrade your performance and avoid future alternator failure points with the Perrin Red Alternator Pulley 2015-2023 WRX. This pulley, designed specifically for Subaru models, decreases rotational mass to improve engine response time. Installing the Perrin pulley eliminates the risk of the OEM clutch style alternator pulley failure, which can cause knocking noises, battery charging issues, belt wear, and belt jumpiness.
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
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