07-14 Mustang GT500 JBA Long Tube Headers 1-3/4in SS

JBA 1-3/4" Stainless Steel Long Tube Headers for all 2007-2014 Shelby GT500s.JBA long tube headers are the number one choice for maximum performance gains and high RPM efficiency. These long tube designs are dyno and race proven to deliver the greatest possible increase in horsepower and torque throughout the RPM range. These JBA long tube headers feature 1-3/4" mandrel-bent 409 stainless steel primary tubes, oversized exhaust ports, extra thick 3/8" one piece flanges, O2 sensor provisions and patented JBA Firecone?* merged 3" collectors for smooth flow. Each system is designed to give the maximum amount of ground clearance possible so lowered cars do not drag the collectors on speed bumps. Includes high quality hardware and thorough instructions for a professional no-leak installation.