Looking for an aftermarket exhaust system that will take your truck's performance to the next level? Look no further than the AFE 49-42016 Large Bore HD 5" DPF-Back Exhaust System. This bolt-on system is designed specifically for the 6.7 Cummins 2007.5-2012 and is made from durable 409 stainless steel. It's also a DPF-back design, so you can rest assured that it will meet all emission standards. Installation is easy and can be done in no time. Best of all, this exhaust system delivers an aggressive sound that will turn heads wherever you go. Order yours today and see what a difference this performance upgrade can make!