SKU: TS-0552-1014 | UPC: 9329677020878
Turbosmart WG40 Gen V Comp-Gate 40mm – 14 PSI Red (Universal Fit)
The Turbosmart WG40 Gen V Comp-Gate 40mm – 14 PSI Red is an external wastegate designed for precise boost management in high-performance turbocharged applications. This unit fits universal turbo manifolds with V-band clamps and suits a wide range of vehicles from Subaru WRX STI to Nissan GT-R and custom builds. It provides reliable operation with high flow capacity to maintain consistent boost levels under demanding conditions.
Key Features
- Compact 40mm Design: Smallest footprint in its class allows installation in confined engine bays without compromising flow or performance
- Liquid-Cooled Actuator: Stainless steel housing with water cooling ports keeps actuator temperatures low for consistent response and extended durability
- Nitronic 60 Valve and Stem: Hardened material resists wear and heat for thousands of cycles without fatigue or sticking
- Patented Locking Ring: Secure valve seating prevents boost creep and ensures quick response across the full RPM range
- V-Band Clamps: Inlet and outlet use stainless V-band system for leak-free seals and easy disassembly during maintenance
Product Notes
- Welding required for V-band flanges on turbo manifold and downpipe
- Includes 14 PSI red spring, additional springs available separately for tuning
- Ships fully assembled with all fittings and hardware for immediate installation
Installation Notes
- Professional installation recommended.
- Water cooling lines must be connected if actuator cooling is used
- Compatible with standard V-band dump pipes and 347 stainless steel housings
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1980-2024 | Universal | Turbocharged Vehicles | All Models |
| 2004-2021 | Subaru | WRX STI | All |
| 2009-2020 | Nissan | GT-R | All |
| 2003-2008 | Nissan | 350Z | Track |
Why Choose Turbosmart?
- Hand-crafted in Sydney Australia since 1997 with strict quality control
- Proven reliability in racing and street applications worldwide
- Innovative engineering from dedicated research facility ensures performance beyond expectations
Frequently Asked Questions
- Q: What vehicles does this wastegate fit?
A: Universal design fits any turbo setup with V-band manifold flanges. Common on Subaru WRX STI, Nissan GT-R, Mitsubishi Evo, and custom turbo cars. - Q: What materials are used in construction?
A: 347 stainless steel housings, Nitronic 60 valve and stem, plus high-temp silicone diaphragm for corrosion resistance and heat tolerance up to 1000C. - Q: What is the warranty and boost adjustment?
A: Backed by Turbosmart warranty. Boost adjustable by changing springs (sold separately) from 3 PSI to 26 PSI.
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box measuring 13in x 9in x 7in
- Weight: 4.6 lbs
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