Product Description
This Racing Bypass Valve Type H plumbs back into the car's air intake, making it ideal for Mass Air Flow (MAF) metered cars where venting to atmosphere can create a "rich" air/fuel ratio. The Racing Bypass Valve Type H is CNC machined out of billet aluminum and is specifically designed with high boost applications in mind.Racing Bypass Valve H-34:
This valve is not loud compared to an atmosphere BOV like the HKS, Blitz, Greddy, etc.