The MagnaFlow Street Series Cat-Back Performance Exhaust System #19577 for all 2015-2021 Ford F-150s offers a straightforward way to enhance the sound and performance of your truck with MagnaFlow’s deep signature sound and dyno-proven performance. This MagnaFlow exhaust kit features 4” mandrel bent tubing, a single straight-through muffler and single passenger-side exit with 5” polished tip. MagnaFlow #19577 is engineered to produce a moderate level of sound on the exterior and mild, well-mannered sound volume in the interior. The quality construction of this Ford F-150 exhaust system is thanks to the durable stainless-steel material it is made of, as well as the cutting-edge CNC precision robotic manufacturing techniques that were utilized to produce it. Each exhaust kit is covered by a limited lifetime construction warranty.