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Kooks header and catted H-pipe kit for 2005–2010 Ford Mustang GT, Shelby GT and Bullitt with 1-5/8in primaries and 2-1/2in (3V) H-pipe is designed to replace the factory exhaust path and improve flow. Kooks handcrafts systems from T304 stainless steel in the USA, dyno and race tests them to validate power gains, and supports products with a limited lifetime warranty to the original purchaser.
Kooks 05-10 Ford Mustang GT Shelby GT Bullitt 1-5/8 x 2-1/2 (3V) Header & Catted H-Pipe Kit
