The increased flow is achieved through the efficiency of a straight-through valve versus a traditional poppet-style valve where the exhaust gas must be turned 90 degrees by the valve

Suitable for medium-large capacity engines with medium frame turbochargers systems

and rely on rubber diaphragms which perish

This center cap only fits: JR9 (15-18")

Suitable for most BMW's using the N55 straight 6 turbo or the N63/S63 engine

Clutch Kit - Clutch Pro KHD24417 JRX6 The increased flow is achievedClutch 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