Turbosmart Kompact EM BOV VR9 Dual Port engine-s55 Feel the difference immediately: fuel

Feel the difference immediately: fuel rail pressure holds steady through peak boost instead of falling off at redline

The upgraded internals handle 22-24 PSI reliably while maintaining the factory turbo's spool characteristics

This Stage 1 intake eliminates that restriction

No special tools required

feeding your turbo the cold

Turbosmart Kompact EM BOV VR9 Dual Port engine-s55 Feel the difference immediately: fuelStock diverter valves leak under pressure and respond like molasses when you need instant boost retention. The Turbosmart Kompact EM BOV VR9 Dual Port delivers pressure relief that's 57 times faster than your eye can blink, giving you the throttle response your BMW's turbo was designed to deliver. Performance Gains Expect immediate improvements in throttle response, especially during rapid gear changes where stock diverter valves create lag between