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Perrin Alternator Pulley 2022+ Subaru WRX

Perrin Alternator Pulley 2022+ Subaru WRX

Regular price $44.00 USD
Regular price Sale price $44.00 USD
Sale Sold out

Vehicle Fitment:

  • 2022+ Subaru WRX


  • 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.

Off-Road Use Policy

By purchasing this product, you are acknowledging the use of this service is explicity for Competition/Off - Road Racing ONLY. It is the responsbility of the buyer to remain compliant with local, state & federal laws regarding EPA restrictions.

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