Perrin Blue Alternator Pulley 2015-2023 WRX /2014-2018 FXT

Experience improved engine performance with the Perrin Blue Alternator Pulley. This lightweight, high-quality pulley weighs just 11.6lbs, reducing rotational weight and freeing up engine power for improved throttle response, horsepower, and torque. Easy to install, this part is compatible with 2015-2022 Subaru WRX models.