Kooks 11-14 Ford Shelby GT500 5.4L / 5.8L 4V 3in x 2 3/4in OEM Cat SS X-Pipe Kooks HDR Req

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!" 3" x 2-3/4"(OEM) Catted Stainless X-Pipe. Must be used with Kooks Headers. 2011-2014 Ford Shelby GT500 5.4L/5.8L 4V 3in. x 2 3/4in. OEM Catted Stainless X-Pipe. Must be used with Kooks Headers. 3" x 2-3/4" Catted Stainless X-Pipe. 2011-2014 Ford Shelby GT500 5.4L / 5.8L 4V. Must be used with Kooks Headers.2-3/4" OUTLET CONNECTS TO OEM EXHAUST. STANDARD RACE CATS ARE NOT COVERED UNDER WARRANTY FOR USE IN FORCED INDUCTION APPLICATIONS. Fits, Fitments 2011 Ford Mustang Shelby GT500 2012 Ford Mustang Shelby GT500 2013 Ford Mustang Shelby GT500 2014 Ford Mustang Shelby GT500