Top Rated GSC Power-Division Single Valve Spring Set w/ Titanium Retainers 2002-2014 WRX / 2004-2021 STI

Description

Upgrade your Subaru WRX or WRX STI’s valvetrain with the GSC Power-Division Single Valve Spring Set featuring titanium retainers. Designed for enthusiasts seeking reliable performance, this kit delivers superior spring load retention and fatigue resistance, ensuring consistent engine response under high RPM conditions. Perfect for 2002-2014 WRX and 2004-2021 WRX STI models, it’s engineered to handle up to 8,200 RPM and 32 psi boost.

This set includes 16 cylindrical valve springs crafted from ovate wire with advanced heat treatment, paired with 16 CNC-machined titanium retainers that are nano peened and batch tested for precise seat pressure. These features combine to provide durability and performance stability during aggressive driving or track use.

Ideal for Subaru enthusiasts upgrading forced induction or high-performance engines, this valve spring set enhances reliability and power potential. Trust Subimods for specialized Subaru parts that meet your performance goals. Shop now to improve your engine’s efficiency and durability.