Designed to cope with the brutal conditions of extreme exhaust temperatures, GFB Wastegates features not only a huge flow capacity, but also a compact size that is unmatched by competitors for a 50mm...

Designed to cope with the brutal conditions of extreme exhaust temperatures, GFB Wastegates features not only a huge flow capacity, but also a compact size that is unmatched by competitors for a 50mm...

Designed to cope with the brutal conditions of extreme exhaust temperatures, GFB Wastegates features not only a huge flow capacity, but also a compact size that is unmatched by competitors for a 50mm...

You asked, GFB delivered. A full sweet of GFB Blow Off Valve Accessories. Whistling Trumpet – A replacement trumpet that gives a different sound. Screw-in Block Off – If you have a GFB blow-off valve...

The Hybrid is Back! Celebrating 20 Years Since the World’s First Dual Outlet Blow-Off Valve In a time before Justin Bieber, Y2K, and even Google, the year is 1998 and GFB’s founding engineer John...