GSC Power-Division Intake Valve Guides OEM Style 2002-2014 WRX / 2004-2021 STI YMM_2025_Crosstrek This performance part replaces the

This performance part replaces the factory differential bushings

Maintain optimal engine performance with the Subaru OEM Front Oxygen Sensor for the 2008 WRX

Upgrade your Subaru wheels with the Muteki SR35 16+4 Closed Ended Red Lug Nuts

an alignment check is recommended after installation to ensure proper suspension geometry

it delivers enhanced shift smoothness and durability for enthusiasts seeking improved transmission feel and OEM+ quality

GSC Power-Division Intake Valve Guides OEM Style 2002-2014 WRX / 2004-2021 STI YMM_2025_Crosstrek This performance part replaces theGSC Power Division Intake Valve Guides OEM Style 2002 2014 WRX 2004 2021 STI Precision Fit & Airflow Enhancement Maintenance Parts Overview The GSC Power Division Intake Valve Guides are high quality replacement components designed specifically for Subaru WRX and STI models from 2002 to 2014 and 2004 to 2021, respectively. These guides play a crucial role in maintaining optimal engine performance by ensuring proper airflow and valve operation. Built