You can also upgrade your pre 2021 Wisefab S13 rear suspension kit to new toe arm design by purchasing "S13 Rear Suspension Mod Kit"

Featuring a return hose for hi-flowing Plumb Back Performance and a direct fit Billet Aluminium Valve utilizing a 38mm / 1

Constant temp resistant from -50 to 170 degrees Celsius (-60 to 340 degrees Fahrenheit) and pressure rated to 220PSI with a 5mm wall thickness

provides better roll stiffness

Clamp load 16% reased Increased over standard

Clutch Kit - Xtreme Performance Heavy Duty Sprung Ceramic 500Nm 700kg (100% inc.) KFD22002-1B Aksler You can also upgrade yourXtreme Performance sprung ceramic kit 1B Recommended for: Motorsport ApplicationsThese kits are available with sprung ceramic friction discs and are designed for motorsport applications where higher heat and torque capacity is required. These can also be used in some road applications. Specifications: Torque capacity 500Nm Clamp load 700kg 100% Increased over standard Sprung Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you