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

Blanking Plug

For maximum adjustment range check out the upper control arm  aswell

BMW and Lexus steering rack attachments and crossmember inserts are included in the kit

This center cap only fits: JR28 (17")

Clutch Kit - Xtreme Performance Heavy Duty Organic 240Nm 600kg (30% inc.) KMI22010-1A JR21 The increased flow is achievedXtreme 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 240Nm Clamp load 600kg 30% Increased over standard Organic Friction Discs Heavy