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Perrin Alternator Pulley for 07-21 Subaru WRX STI EJ Engines - Red

Take your Subaru WRX STI to the next level with the Perrin Alternator Pulley. Designed to provide a 15% reduction in alternator pulley size, this pulley is engineered to free up horsepower and increase performance.

Featuring a durable, anodized red finish, this pulley is built to withstand the rigors of high-performance driving. The precision-machined design ensures a seamless fit and optimal performance.

Key Features:

  • 15% reduction in alternator pulley size
  • Durable, anodized red finish
  • Precision-machined design
  • Engineered to free up horsepower and increase performance

This product has not yet been assigned to any vehicle. We are working to ensure that this changes as soon as possible. Please contact us if you have any questions.

Started in 1996 in Beaverton, Oregon, USA, at that time still known as ALTA Sports as a Honda specialist, the company developed within 6 years to the Subaru brand "PERRIN" and produced own parts. In 2007, the company name was changed to "PERRIN Performance" and a more than 2000 square metre building was purchased, which meanwhile offered space for 11 employees. PERRIN Performance produces and supplies the best Subaru products available on the market today. The complete product line meets every aspect of performance enhancement for Subaru cars. From suspension to engine performance, PERRIN manufactures the products that take performance to the next level.
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