HKS 08-10 WRX / 05-06 Legacy 2.5 GT SSQV4 BOV Kit

The HKS SSQV4 Blow Off Valve Kit is a high-performance dual-stage pull-type relief valve designed for turbocharged Subaru WRX models from 2008 to 2014 and Legacy 2.5 GT models from 2005 to 2006. Engineered for enthusiasts seeking precise boost control and rapid response, this BOV helps maintain optimal pressure levels while preventing leaks under various boost conditions. Its innovative design delivers a crisp, responsive sound and consistent operation, enhancing overall turbo system performance. Constructed with durable materials, the SSQV4 ensures reliable operation during aggressive driving and high boost scenarios, making it an ideal upgrade for performance-focused applications.

This universal fitment kit is specifically tailored for Subaru WRX (08-14) and Legacy 2.5 GT (05-06) models equipped with turbocharged engines. It serves as a direct replacement or upgrade to factory blow-off valves, providing improved boost stability and sound. Installation involves bolt-on replacement of the stock valve, with no additional modifications required. The kit includes the SSQV4 valve and necessary mounting components, making it suitable for street and track use. Designed for performance enthusiasts, this BOV enhances throttle response and boost control, ensuring reliable operation under demanding driving conditions.