aFe 49-48076-B Rebel Series 2-1/2 IN 409 Stainless Steel Cat-Back Exhaust SystemaFe 49 48076 B Rebel Series 2 1 2 IN 409 Stainless Steel Cat Back Exhaust System This Rebel Series cat back exhaust system delivers quality, sound, performance and appearance for your Jeep JL 2 or 4 door model. Made from mandrel bent 409 stainless steel tubing for increased exhaust flow and performance, this dual rear exit system eliminates the primary muffler and uses a high flow, transverse rear muffler, finished in high temp black powder coating so