BOV Kompact Plumb Back Spring-Green Pressure/Temp This is required to tune

This is required to tune your car on both unleaded and ethanol mixed fuel ("flex tune")

Turbosmart's Big Bubba Blow Off Valve Trumpet 4

4 x Dedicated inputs (Dual Knock

KKK and Mini R56 Turbos

BOV Kompact Plumb Back Spring-Green Pressure/Temp This is required to tuneSpring Suit Turbosmart Kompact BOV Range. Vacum High 19InHg, Vacum Low 9In Hg Turbosmart'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