PERRIN 19-21 Subaru WRX / 16-18 Forester / 15-19 Legacy Lightweight Crank Pulley - Red YMM_2005_2012_Lexus_GS_S190 Using our Twist-Lock technology has

Using our Twist-Lock technology has allowed our engineers to use the largest filter possible for this application

For optimal performance and fitment

this muffler bypass is a direct bolt-on replacement that simplifies installation

Two front GD Sport rotors with wide aperture slots and dimple drilling

Whether you're aiming for a deeper

PERRIN 19-21 Subaru WRX / 16-18 Forester / 15-19 Legacy Lightweight Crank Pulley - Red YMM_2005_2012_Lexus_GS_S190 Using our Twist-Lock technology hasThe Perrin Lightweight Crank Pulley for the 2019 2021 Subaru WRX is a high performance upgrade crafted from durable aluminum. This pulley replaces the stock component to significantly reduce rotational mass, resulting in improved engine response and more immediate throttle feel. Designed for enthusiasts seeking enhanced driving dynamics, it offers a lightweight construction that helps optimize engine performance without sacrificing durability. The