GReddy (pronounced “GRED‑dy”) is the North American face of Japan’s TRUST Company LTD, founded in 1977. Specializing in exhaust systems, turbocharger kits, cooling solutions, electronics, and accessories, GReddy has been based in Irvine, California, since 1994—tailoring performance products to the U.S. import tuning market with a reputation for quality and innovation.

GReddy’s product lines include Revolution RS and Supreme SP cat-back exhausts, bolt-on turbo kits, high-capacity intercoolers, and signature blue-anodized AN hoses and fittings—all CARB-exempt or race-only options designed for Japanese and American vehicles. Their emphasis on durable materials, precise flow engineering, and a total tune-up strategy has earned awards like SEMA’s 1996 Best New Street Performance Product.

Supported by faithful fans, U.S.-specific R&D, and an Irvine headquarters that’s been home since day one, GReddy continues its mission: combining “great” performance with an eddy of turbocharged excitement for enthusiasts and racers alike.