Perrin Alternator Pulley Black Subaru STI 2007-2021 | PSP-ENG-119BK vendor_SPC Performance and a more engaging driving

and a more engaging driving experience

Note: This is overall louder than the Q300 and will have drone at higher RPMs

It uses a proprietary woven cotton and metal mesh with a precision molded rubber base

Part #: FJK1005-HD-DXD-B

Perrin Alternator Pulley Black Subaru STI 2007-2021 | PSP-ENG-119BK vendor_SPC Performance and a more engaging drivingProduct Fitment: 2007 2021 Subaru STI Upgrade your Subarus accessory drive with the Perrin Alternator Pulley for your Subaru STI, designed to reduce rotational mass and sharpen engine response. The Perrin unit weighs just 0. 116 lbs a significant drop from the OEM pulleys ~0. 393 lbs meaning less parasitic drag and more usable power. Features: CNC machined from 6061T6 billet aluminum Available in anodized colors (black, red, blue) with laser etching