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!"
1-7/8" Stainless Steel Super Street Headers. 2011-2014 Ford Mustang GT 5.0L 4V and 302 Boss Edition. Flanged Collector Outlet Connects Directly to OEM Catalytic Converters. Includes Gaskets and Bolt Kit required for Installation.
1-7/8" Stainless Steel Super Street Headers. 2011-2014 Mustang GT 5.0L and Boss 302 Edition. Round Port. Stock Bolt Pattern. Flanged Collector Outlet Connects Directly to OEM Catalytic Converters. Includes Gaskets and Bolt Kit required for Installation. No additional parts required.
1-7/8" Stainless Steel Super Street Headers. 2011-2014 Ford Mustang GT 5.0L and 302 Boss Edition Round PortStock Bolt PatternIncludes Gaskets and Bolt Kit required for InstallationConnects Directly to Factory Catalytic Converters No additional parts required

Fitment:
Ford Mustang Boss 302 2012
Ford Mustang Boss 302 2013
Ford Mustang GT 2011
Ford Mustang GT 2012
Ford Mustang GT 2013
Ford Mustang GT 2014