Gen4 WG38/40/45/50L Diaphragm Assembly TS-0505-3006 my09 If you are looking for

If you are looking for a drive belt also we list the correct length to suit our LS1 kit along with an ATI Harmonic Balancer listed here

with universal Deutsche connector set

the Kompact BMW Kit is an ideal performance upgrade for N54-engined twin-turbo BMWs (Z4 models require additional pipe kit TS-0203-2001)

Power Recommendation

all the limitations of traditional boost control are a compromise of the past

Gen4 WG38/40/45/50L Diaphragm Assembly TS-0505-3006 my09 If you are looking forDiaphragm assembly plus sealing gasket To suit Collared Turbosmart Ultra Gate38 (38mm), Comp Gate40 (40mm) and Hyper Gate45 (45mm) ProGate50 (50mm) External Wastegates.