If the focus is more towards performance

Wisefab BMW F-Series Rear Suspension with revised kinematics for lowered car

2 x Weld Flanges (Turbine inlet and outlet)

PCD: 4x100/108

It is capable of handling higher pressures than traditional vacuum hose

Clutch Kit - Xtreme Performance Heavy Duty Organic 600Nm KSU24590-1A JRX12 If the focus is moreXtreme Performance sprung organic kit 1A Recommended for: Street use in vehicles with minor engine modifications. Sprung organic clutch kits offer exceptional driveability for vehicles used daily but also have performance modifications. The sprung organic disc offers improved dampening which reduces the shock loading on the transmission. Specifications: Torque capacity 600Nm Clamp load Increased over standard Organic Friction Discs Heavy Duty Pressure