Perrin Alternator Pulley Blue 2015-2025 WRX / 2014-2018 Forester XT / 2019-2025 Ascent / 2021-2025 Legacy / 2022-2025 Outback Wilderness

Enhance your Subaru’s engine performance with the Perrin Alternator Pulley, designed specifically for 2015-2025 WRX, 2014-2018 Forester XT, 2019-2025 Ascent, 2021-2025 Legacy, and 2022-2025 Outback Wilderness models. This premium pulley reduces rotational mass, allowing your engine to rev more freely and improve throttle response without sacrificing charging system reliability.

Crafted from precision-machined 6061-T6 aluminum with a durable anodized finish in Perrin’s signature blue, this pulley is a lightweight, direct replacement for the factory steel unit. Installation is straightforward and requires no tuning or modifications, making it ideal for both track builds and daily drivers. Compatible with OEM and aftermarket belts, it maintains full charging system functionality while delivering a subtle yet effective performance boost.

Perfect for Subaru enthusiasts seeking a reliable upgrade to enhance engine efficiency and responsiveness. Shop now to optimize your ride.