BBK Shorty tuned-length exhaust headers for 2011–2017 Ford Mustang 3.7L V6 are direct-fit replacements engineered with 1-5/8 in. CNC mandrel-bent tubing to boost exhaust flow and scavenging for increased power and efficiency. They feature a 3/8 in. laser-cut flange, precision welding, pressure testing and include all gaskets and hardware. Finished in Polished Silver Ceramic and proudly designed and manufactured in the USA.
BBK 11-15 Ford Mustang 3.7L Shorty Tuned Length Headers - 1-5/8 Silver Ceramic (CARB EO 11-14 Only)