Gen4 / IWG WG38/40/45/50L 5PSI INNER SPRING - BROWN/GREY Haltech it is 50% lighter and

it is 50% lighter and 25% smaller than the competition while flowing 330 CFM – making it the highest-flowing BOV on the market

resetting the flow benchmark set by our popular and highly regarded RacePort Blow Off Valve and designed to be as light as possible to keep vehicle weight down

It is a simple

With Turbosmart quality and reliability

Gen4 / IWG WG38/40/45/50L 5PSI INNER SPRING - BROWN/GREY Haltech it is 50% lighter andTurbosmart's springs are designed to work with our Plumb Back, Dual Port and Supersonic blow off valves. They offer a wide range of spring rates to suit your driving style and application. Turbosmart's springs are made from high quality materials and are designed to maintain the peak performance of your blow off valve under the most extreme conditions. Choose from our selection of Turbosmart springs to get the perfect fit for your car and the best