Turbosmart Kompact Dual Port Bypass Valve Focus STTurbosmart BW Kompact Series valves have been specifically designed to suit BorgWarner EFR and KKK turbos. Which is factory installed components on many vehicles including the 2013 Ford Focus STUnlike the standard, plastic valves that use un reinforced diaphragms and are known to crack under increased boost, the new BW Kompact valves use O Ring sealed piston which, coupled with their billet aluminum construction give them over 30PSI boost handling