Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. And don't forget, "Get Kookin with KOOKS!"

Header and Connection Kit. 2007-2010 Ford Shelby GT500 5.4L 4V. Includes 1-7/8in. x 3in. Stainless Steel Long Tube Headers/3in. x 2-1/2in. GREEN Catted X-Pipe.

Header and Connection Kit. 2007-2010 Ford Shelby GT500 5.4L 4V. Includes 1-7/8" x 3" Stainless Steel Long Tube Headers & 3" x 2-1/2" GREEN Catted X-Pipe.

Kooks 07-10 Ford Mustang Shelby GT500 Header and Green Catted Connection Kit-3x2-1/2in X-Pipe

1-7/8" Header and GREEN (X) Connection Kit. 2007-2010 Shelby GT500 5.4L 4V

Stainless Steel Headers; 1 7/8 in.; w/3 in. X Pipe GREEN Connection Kit;

Stainless Header and Connection Kit.

Stainless Steel Headers

Header & Conn. Kit

Exhaust Header