JBA Exhaust Headers for Ford Mustang 5.4L V8 for 2007-2014 Stainless Coated - 6695S performance-exhaust-mufflers-flowmaster-hooker 2 V8 1970 - 1971

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JBA Exhaust Headers for Ford Mustang 5.4L V8 for 2007-2014 Stainless Coated - 6695S performance-exhaust-mufflers-flowmaster-hooker 2 V8 1970 - 1971Overview: 07 14 GT500 Long Tube 5. 4 5. 8L Raw 409 JBA long tube headers are the number one choice for maximum performance gains and high RPM efficiency. Available in 409 or 304 Series Stainless Steel. These long tube designs are dyno and race proven to deliver the greatest possible increase in horsepower and torque throughout the RPM range. All JBA long tube headers feature large mandrel bent stainless steel primary tubes, oversized exhaust ports,