6L engines

the Turbosmart Kompact BOV suits the new generation Honda VTEC Turbo engines found in the Civic RS & Civic Si (1

These are manufactured with a 1/4″ UNF

which allows to change suspension stiffness and handling very quickly without changing the spring and messing up ride heights

Kompact Dual Port - VR09 Turbosmart 6L enginesTurbosmart's new Kompact VR09 Dual Port for the 1. 0 litre EcoBoost is a billet aluminium replacement for the Fiesta's factory plastic BOV. The Dual Port is a 50 50 recirculation vent to atmosphere valve for that classic vent to atmosphere BOV sound at high boost, and quiet operation at low boost. The standard bypass valve on the 1. 0 litre EcoBoost engines is a weak, plastic, diaphragm type valve a type of valve that has a track record of failures.