This part allows you to remove the factory Diverter Valve from turbos on 2.0T FSI/TSI engines or on Borg Warner EFR turbo chargers with built in diverter valves. Features: Makes removing electric diverter valve a simple task O rings for a perfect seal Applications: All 2.0T FSI and TSI engines with K03 turbos, found in MK5/MK6/B6/B7 cars and Borg Warner EFR turbochargers