Turbosmart Gen-V WG40 CompGate Comp-Gate 40 7psi Black 40mm External Wastegate TS-0552-1002

IMPORTANT EMISSIONS NOTE: This product does not have a CARB EO #; it is not legal for sale or use in CA on pollution controlled motor vehicles. This is intended as a "Race Only" product to be used solely for competition. It's use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization; any other use including recreational off-road use, may be a violation of local, state and federal laws. It is the buyer's responsibility to verify legal use of this product for the intended application and use.

The Gen-V WG40 Comp-Gate40 external wastegate is a cost effective, high performing 40mm external wastegate.


The Gen-V provides extensive user configurability, world leading extended thermal performance, fatigue resistance and best in class flow performance for optimum control and longevity.


A direct fit upgrade to all 4th-generation Turbosmart wastegates and feature our unique collar-locking system, variable actuator cap and base, strap-type V-band clamps, liquid-cooling, 1/8″ NPT ports, and are provided with a range of springs.

They are also available in Motorsport and compressed gas-only versions for those requiring specific applications.


Product features summary:
• Liquid cooling provision
• Strap type V-band clamps
• User adjustable actuator position
• Modular actuator design
• Motorsport Endurance / Compressed Gas configurations available


Included in the Box:
• Wastegate unit (pre-assembled with spring as per order)
• SS316 Valve seat
• Inlet V-Band
• Inlet SS304 weld flange
• Outlet V-Band
• Outlet SS304 weld flange
• Collar tool (master/slave)
• 17/7 PH 3, 5, 7, 14 psi spring kit (1x spring installed)
• 4x 1/8” NPT plugs (1x installed) / 2x 1/8” NPT nipples
• Sticker
• Instruction card