GFB External Wastegates – Big Flow, Small Size, Built to Last

When it comes to external wastegates, the ideal combination is simple: maximum flow in a compact size. GFB’s wastegate range delivers exactly that—offering some of the shortest and most compact units in their class without compromising performance.

Engineered for Extreme Reliability

Every GFB wastegate is designed to thrive in the harshest environments. The robust construction features high-temperature materials throughout, ensuring long-term durability even under extreme boost pressures and heat conditions.

Key Features

• Most compact external wastegate range available today
• Investment cast 253MA stainless steel body for extreme heat resistance
• CNC-machined billet stainless steel valve and seat for maximum reliability
• Actuator housing CNC-machined from billet 6061 aluminium
• Nomex-reinforced silicone diaphragm for superior strength and longevity
• Internal valve shroud protects the valve stem from heat and carbon buildup, reducing the risk of sticking
• V-band clamp mounting system for easy installation and secure fitment
• Fully stainless weld-on fittings and hardware
• Manufactured in Australia to ISO 9001 standards

Performance You Can Trust

Whether you’re building a street car, a drag machine, or a track weapon, GFB external wastegates provide compact size, robust engineering, and trusted performance—ready to handle the heat and pressure of serious boost setups.