GFB Respons T9000 Diverter / Blow off Valve with Sound Adjustment System for Subaru Applications Atmosphere Venting BOV Won’t Work On Your Car? Try A...
Universal sequential membrane Blow-Off Valve (BOV) HKS SSQV 4. It uses a double membrane that ensures high speed and accuracy. Original, made in Japan.
The simple and essential mod for quicker boost response. Utilising Proven TMS Technology To Ensure Dependable Boost Holding And Optimum Throttle Response.