Brown/Red 11psi Middle Spring and Brown/Blue 10psi Outer spring (installed)

If your manifold priority is good enough

The Plumb Back is a full recirculating valve for quieter operation and OEM-style operation

Thermal Performance

Light weight and strong

Clutch Kit - Xtreme Outback Heavy Duty Cushioned Ceramic 350Nm KSZ19020-1C JRX11 Brown/Red 11psi Middle Spring andXtreme Outback Heavy duty cushioned ceramic kit 1C Recommended for: Motorsport Applications Xtreme Outback Ceramic upgrades have been designed to offer the ultimate in heat capacity for single plate upgrades and are designed specifically for motorsport applications such as endurance rally events and time trials. Available in Sprung Ceramic and Cushioned Ceramic, there are a wide variety of options to choose from depending on the vehicle use.