The Turbosmart BOV5 blow-off valve (BOV) range is designed to replace your vehicles factory BOV/dump valve, offering a high-quality, high-performance upgrade, with flexible modular construction and superior flow, in a small package.Replaces weaker OE plastic components for long life applicationsDirect bolt-on replacement for an easy installationChoice of valve types for your custom needsSuitable for high performance & custom builds up to 600HPAvailable as universal, turbo specific and vehicle-specific optionsThe BOV5 valves from Turbosmart have been designed to cater for vehicles with limited engine bay space or design constraints that make fitting a multi-fit blow off valve extremely difficult. Application-specific blow-off valves are supplied as direct bolt-on kits with all the necessary fittings included.Constructed from a strong lightweight billet aluminium body and precision tolerance matched 38mm piston. Using such a precise piston to body fit eliminates the need for O-ring pisto