Turbosmart Gen4 CompGate40 External Wastegate
Universal Fitment – Suitable for Most Models
TS-0505-1010
Overview:
The Turbosmart Gen4 CompGate40 External Wastegate is a high-quality, Australian-made performance component designed for enthusiasts seeking reliable boost control without the complexity of motorsport-grade hardware. Ideal for street-driven vehicles running pump fuel or E85, this 40mm external wastegate offers excellent flow and heat management characteristics, making it a perfect solution for daily drivers and performance street cars alike.
With over 25 years of manufacturing expertise behind it, the Gen4 CompGate40 delivers consistent performance, durability, and value. Whether you're upgrading your turbo setup or replacing an existing wastegate, this unit provides dependable boost regulation with a focus on longevity and ease of use.
Key Features:
The Gen4 CompGate40 combines advanced materials and thoughtful engineering to ensure optimal performance and reliability. Key features include:
- Australian-made with hand-tested quality from a trusted manufacturer with over 25 years of experience
- 40mm stainless steel cast body for superior strength and corrosion resistance
- Aluminium actuator housing designed for lightweight durability and heat dissipation
- Unique locking collar design for secure and easy spring preload adjustment
- Solid piece stainless steel valve for enhanced sealing and longevity
- Proprietary high-temperature silicone Nomex diaphragm for reliable actuation under extreme conditions
- V-Band inlet and outlet flanges to fit 40mm peer components, simplifying installation and compatibility
- Capable of fitting springs ranging from 3 to 26 PSI, allowing customizable boost control
- Twin 1/16″ NPT reference ports for flexible boost reference line routing
Construction & Design:
The Gen4 CompGate40 features a robust stainless steel cast body that withstands high exhaust temperatures and harsh operating environments. The aluminium actuator housing reduces weight while improving heat management, helping maintain consistent wastegate performance. The solid stainless steel valve and Nomex diaphragm ensure a tight seal and long service life, even under demanding conditions.
The innovative locking collar design allows for quick and secure spring changes, enabling precise boost tuning without the need for specialized tools. V-Band inlet and outlet connections provide a reliable, leak-free seal and facilitate easy integration with existing 40mm turbo systems.
Installation & Fitment:
This external wastegate is designed to fit most vehicle models requiring a 40mm wastegate, making it a versatile choice for a wide range of turbocharged applications. It comes pre-fitted with springs set to 14 PSI, but can be adjusted or swapped to suit your specific boost requirements.
Installation is straightforward with included V-band clamps and weld flanges, and the locking collar tool simplifies spring adjustments. No cutting, drilling, or special tuning is required to install this wastegate, making it suitable for both professional shops and experienced enthusiasts.
- Fits most 40mm external wastegate applications
- Pre-fitted with 14 PSI springs, adjustable up to 26 PSI
- Includes locking collar tool for easy spring changes
- V-Band inlet and outlet for secure, leak-free connections
What's Included:
- Gen4 CompGate40 external wastegate unit pre-fitted with 14 PSI springs
- Stainless steel valve seat
- V-band clamps for inlet and outlet
- Inlet and outlet weld flanges
- Locking collar adjustment tool
- 1/16″ NPT blanking plugs and 5mm nipples
- Installation instructions
Ideal For:
- Street performance enthusiasts seeking reliable boost control
- Turbocharged vehicles running pump fuel or E85
- Daily drivers requiring durable, consistent wastegate operation
- Users wanting a cost-effective, quality Australian-made external wastegate
- Applications where motorsport-grade hardware is not necessary
