For those who want blow-off valve sound

Traditional methods to limit oil pressure have been with a restrictor

This fits the following models:

40mm valve size

E46 330 brakes with 320x22mm discs must be used

Clutch Kit - Clutch Pro KBM24032 Air Valves For those who want blow-offClutch Pro has a reputation throughout Australia and now in Europe for supplying the highest quality original equipment type clutch kits, clutch components, systems and accessories. Clutch Pro globally sources from respected original equipment manufacturers to complete their comprehensive range. The Clutch Pro range covers passenger car clutch components and systems with over 1600 new clutch kits in its standard replacement range. The Clutch Pro range