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Kooks header and green-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 offers a direct-fit exhaust upgrade intended to improve flow and responsiveness. Kooks manufactures these systems in the USA from T304 stainless steel, dyno and race tests them for power, and provides a limited lifetime warranty to the original purchaser as part of their performance-focused offering.
Kooks 05-10 Ford Mustang GT Shelby GT Bullitt 1-5/8 x 2-1/2 (3V) Header & Green Catted H-Pipe Kit
