Turbosmart BOV Kompact EM Plumb Back VR9 - BMW N55 E90/E92/F Series - TS-0223-1292 +17mm Offset It’s no wonder with it

It’s no wonder with it placed directly between the radiator and AC condenser that this tube-and-fin constructed intercooler has trouble keeping up

2 to 11:1 AFR

The adapter has a 74mm opening with MAP Sensor provision and transitions smoothly to the Ultra Race Intake Manifolds massive 90mm opening

Your 87 octane results may be higher than listed above if a blend of higher octane fuel is present

Can Follow Contour of Angled Door Bar

Turbosmart BOV Kompact EM Plumb Back VR9 - BMW N55 E90/E92/F Series - TS-0223-1292 +17mm Offset It’s no wonder with itThe Multiple Award winning Kompact EM Series of Upgraded Diverter Valves are the worlds first truly plug and play Upgrade solution for your factory diverter valve. Unplug and unbolt your OEM Valve, and install a Kompact EM Valve. No adaptors, hoses or extra assembly are required. The Kompact EM Valve Series from Turbosmart takes the motorsport proven billet valve technology and adds an onboard proprietary solenoid system and internal pressure control