Description Increased Horsepower Increased Torque Added Under Hood Styling 1-3/4” CNC Mandrel-Bent Tubing Solid 3/8” Laser Cut Exhaust Flanges Ceramic Coated Finish Works With Auto And Manual Transmissions (1) RH Header (1) LH Header (2) Header Gaskets Installation Hardware Installation Instructions BBK Polished Ceramic Coated 1-3/4” Long Tube Headers BBK has done it again with these brand new 2011-21 Ford Mustang 5.0L Full-Length Long Tube Headers. Improve the performance of your Mustang 5.0L with a set of BBK Long Tube Headers. These BBK ceramic coated headers will greatly improve your Mustang’s exhaust flow over the very restrictive stock factory manifolds and increase your Pony’s horsepower and torque. Increases of up to 30 RWHp have been seen when installed with a matching BBK shorty X pipe. Matching Mid-Pipe Required BBK long tube headers require a matching mid-pipe to connect your exhaust properly. See the links below for your specific application. 2011-2014 Catalytic X-Pipe: BBK-1658 2015-2021 Catalytic Midpipe: BBK-1816 Fitment Note These BBK long tube headers are specifically designed to fit ALL 6 Speed Manuals & Automatic transmissions. 2018-2021 require BBK-1121 O2 Extensions 2015-2017 require BBK-16332 O2 Extensions 2011-2014 require BBK-1112 O2 Extensions Installation/Tune Note Installation of long tube headers will require a custom tune to prevent damage to your vehicle. If you already have a custom tune on your Mustang, please consult with your tuner prior to installation and operating your Mustang. Application Fits 2011-2021 Mustang 5.0 GT, Bullitt, Boss 302
