Perrin Lightweight Crank Pulley - Blue | 2019-2021 Subaru WRX (PSP-ENG-104BL) YMM_2013_2016_Porsche_Cayman_II_981Perrin Performance Lightweight Crank Pulley Part #: PSP ENG 104BL Overview The Perrin Lightweight Crank Pulley is an essential upgrade designed for Subaru WRX owners seeking to optimize engine performance and reliability. Crafted from high quality materials, this pulley replaces the factory component to reduce rotational mass, resulting in more responsive engine behavior and smoother acceleration. Its lightweight construction helps improve throttle
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supporting consistent suspension geometry and improved handling response
Daily drivers wanting enhanced vehicle control without sacrificing comfort
metallic finish
Designed specifically for the Ford Mustang 5th Gen models from 2005 to 2014
Lightweight design reduces unsprung mass
Please Note: Spacers can only be used with wheels that have cut-outs (facing the hub) to clear the stock studs
giving you confidence in their reliability and performance
supporting high torque loads and aggressive driving styles
with the wiring harness routed to the display and data output connections
Its robust construction and thoughtful design support spirited driving on both the street and track
Precision-engineered piston and valve design for smooth damping