Kooks 15+ Mustang 5.0L 4V 1 7/8in x 3in SS Headers w/ Green Catted OEM Conn. Right Hand Drive 2011-2014 Mustang S197 GT Fuel System You get the best of

You get the best of both worlds

Performance matched shocks

AFM Valve Simulators (required for the Corvette Stingray / Z51 Auto / Z51 Manual (2014-2016) / Grand Sport Auto):

providing the ultimate in tuned performance

Single housing provides more strength compared to previous designs

Kooks 15+ Mustang 5.0L 4V 1 7/8in x 3in SS Headers w/ Green Catted OEM Conn. Right Hand Drive 2011-2014 Mustang S197 GT Fuel System You get the best ofKooks 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