Looking for an upgrade for your 6.7 Cummins? Check out the AFE 49-02016 Atlas 5 Inch DPF-Back Exhaust System. This system is made from 5" aluminized construction and is designed for maximum flow. It also uses all factory mounting locations for a quick, hassle-free installation. Plus, it comes with high quality band clamps and OE-style bayonet hangers. So if you're looking for an easy way to improve your Cummins' performance, check out the AFE 49-02016 Atlas 5 Inch DPF-Back Exhaust System.