Turbosmart BOV ProPort BOV B58 The Kompact BMW Kit is

The Kompact BMW Kit is a performance bolt-on replacement for the factory plastic bypass valves offering a more incredible boost response and no leaks including 2 valves and silicon hoses for remote mounting

with all necessary hardware included in the package

Get ready to experience the thrill of maximum acceleration with Turbosmart

Designed as a direct bolt-on replacement for the factory part

Turbosmart BOV ProPort BOV B58 The Kompact BMW Kit isp>ProPort by Turbosmart is an all new 54mm (2. 13in) Blow off Valve with a tiny footprint and massive flow. The ProPort flows 420 cfm, enough for 3500 HP and is in a league of its own, standing 30mm (1. 2in) lower than PowerPort while flowing over 25% more than the Market leading 50mm Raceport. Features include our unique locking collar design, new unique vent profile, sensor cap option and spring options for all turbocharged and supercharged