The Boost Reference Adapter offers two pressure ports

better sealing and superior durability

The Race Port is famous for being an amazingly small and light BOV for supercharged competition level engines

Clamp load 530kg 30% Increased over standard

Clutch Kit - Xtreme Performance Heavy Duty Organic 280Nm 700kg (40% inc.) KFD22005-1A TFII The Boost Reference Adapter offersXtreme 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 280Nm Clamp load 700kg 40% Increased over standard Organic Friction Discs Heavy