SKU: TS-0552-1013 | UPC: 9329677020861
Turbosmart WG40 Gen V Compgate 40mm – 14 PSI Purple
The Turbosmart WG40 Gen V Comp-Gate 40mm wastegate with 14 PSI purple spring provides accurate boost regulation for turbocharged performance engines. This universal external wastegate fits any compatible turbo manifold with V-band flanges across various motorsport and street applications. It ensures consistent boost levels with fast response and high flow capacity.
Key Features
- 40mm Valve Diameter: Handles high exhaust flow rates for quick boost onset and precise pressure control up to 14 PSI
- Gen V Design: Upgraded investment cast 347 stainless steel body with improved aerodynamics for reduced lag and better sealing
- Forged Inconel Valve: Withstands extreme temperatures over 1000C and resists corrosion in harsh exhaust environments
- Nitronic 60 Valve Stem: Offers superior wear resistance and smooth operation for long-term reliability under high boost
- Silicone Nomex Diaphragm: High-temperature rated for sustained performance and included 14 PSI purple spring for factory-set actuation
Product Notes
- Supplied with V-band clamps, gaskets, stainless steel fittings, and T3 V-band dump pipe adapter
- Liquid cooling ports included for actuator protection in high-heat setups
- Store in a dry environment to prevent diaphragm degradation
Installation Notes
- Professional installation recommended.
- Requires V-band turbo manifold flange. adapt as needed for T3 or other setups
- Mount actuator away from direct exhaust heat. use cooling kit if temperatures exceed 200F
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Turbocharged Vehicles | V-band Manifold Compatible |
| 1990-2023 | Subaru | Impreza/WRX/STI | All Turbo Models |
| 1989-2023 | Nissan | Skyline GT-R/RB Series | All Turbo Models |
| 1993-2023 | Toyota | Supra/86/GR | All Turbo Models |
Why Choose Turbosmart?
- Hand-crafted in Sydney Australia since 1997 with strict quality control
- Proven in motorsport with rigorous testing beyond street demands
- Innovative engineering from dedicated research facility
Frequently Asked Questions
- Q: Is this wastegate compatible with my turbo setup?
A: Yes, universal design fits any V-band exhaust manifold on turbocharged engines from Subaru WRX to Nissan GT-R. confirm flange match - Q: What materials are used in construction?
A: 347 stainless steel body, forged Inconel valve, Nitronic 60 stem, and high-temp Silicone Nomex diaphragm for durability - Q: What warranty coverage applies?
A: Turbosmart provides a 12-month warranty from purchase date. register product online for support
Shipping & Handling
- Method: UPS Ground / FedEx
- Availability: In stock – ships same or next business day
- Packaging: Original Turbosmart box, dimensions 11.61 x 8.86 x 6.3 inches
- Weight: 4.41 lbs





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