The Gen-V WG40M Comp-Gate40 Motorsport external wastegate is a cost effective

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

And for those wanting to run big boost pressure

FPR10 Pro 5 Port EFI Suit -10AN (Black) TS-0404-1242

Turbosmart Upgraded Vacuum-operated Wastegate Actuators have been developed to provide maximum possible boost response for your factory frame turbocharger

Clutch Kit - Xtreme Performance Heavy Duty Sprung Ceramic 446Nm 600kg (30% inc.) KNI22002-1B Nissan The Gen-V WG40M Comp-Gate40 MotorsportXtreme 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 446Nm Clamp load 600kg 30% Increased over standard Sprung Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you