2012-2018 Jeep Grand Cherokee 6.4L Exhaust. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 3" exhaust system featuring dual turbo S-tube mufflers with dual resonators, x-pipe, clamps and tips. Designed to fit factory connection point or SW headers. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA. 2012-18 Jeep Grand Cherokee 6.4L Exhaust - stainless steel construction 3" exhaust system featuring dual turbo S-tube mufflers with dual resonators, x-pipe, clamps and tips. Designed to fit factory connection point or SW headers. 2012 thru 2018 Jeep Grand Cherokee 6.4L