The MagnaFlow PRO DPF Series 17870 utilizes it's weight-optimized, durable, corrosion resistant stainless steel design to enhance your truck with MagnaFlows signature sound and dyno-tested performance. 17870s 5in. diameter mandrel bent main piping features a muffler delete and terminates in a Single Passenger Side Rear exit with 6in. Polished Welded-Single Wall-Angle Cut-Rolled Edge-Intercooled tips. This emissions-legal filter-back exhaust kit has been tuned to create Mild interior and Moderate exterior sound levels. Exhaust system 17870 is emissions-legal and produced using CNC precision robotic manufacturing techniques that result in a direct-fit design that you can install yourself, all backed by MagnaFlows limited lifetime warranty.