F-150 Dual 3-Inch Muffler-Back Exhaust System M3DFF0506F40S318RE0

This muffler-back dual 3-inch exhaust system is designed to replace the factory exhaust from the muffler inlet rearward on 2015–2018 F-150 trucks. The kit includes a Flowmaster Original 40 Series muffler, aluminized pipe, 4 x 18-inch stainless angle-cut tips, and a standard dual rear exit. Professional installation is recommended, and fabrication may be required for modified exhaust, suspension, body lifts, or other vehicle modifications. Exhaust components ahead of the muffler are not included.