Take a look at the BBK Performance 2015-Up Ford Mustang 5.0 GT Coyote Short Tuned Length Exhaust Headers now available From BBK Performance. Take a first look at these all new high flow direct fit replacement BBK 1-3/4” shorty tuned length exhaust headers that reuse the factory OEM catalytic converter. As always BBK Performance exhaust headers are CNC mandrel bent for maximum performance right out of the box. The BBK R&D department developed these headers with one thing in mind – Getting even more horsepower and torque out of the all new 2015-Up Coyote powered 5.0 liter S550 Mustang GT. This all new rugged BBK header design is constructed with 1-3/4” CNC Mandrel-Bent tubing and solid 3/8” laser cut exhaust flanges to prevent heat distortion. Initial testing has showing gains of around 14 horsepower with this bolt on. These BBK tuned length exhaust headers include detailed instructions on how to cut and weld the factory drivers side OEM converter from the factory headers to the new BBK drivers side header flange for installation and include all required gaskets and hardware for installation - Polished Silver ceramic finish, Made In USA