AFE Large Bore-HD 5" 409 Stainless Steel DPF-Back Exhaust 2016 GM 6.6L Duramax LML Finish Selection:6" Black Tip and up to a 100

and up to a 100 horsepower

Mass Flow Return (MFR) technology is used to continually polish your fuel by keeping a positive pressure on the fuel being delivered to the engine and returning the fuel

Failure to install the correct calibrations can result in engine damage

Sold as a set of eight (8)

But for those that still daily drive

AFE Large Bore-HD 5" 409 Stainless Steel DPF-Back Exhaust 2016 GM 6.6L Duramax LML Finish Selection:6" Black Tip and up to a 100Product Description: Interested in improving the looks, flow, and performance on your 2016 GM 6. 6L Duramax? Youre in luck because aFes Large Bore HD 5 409 Stainless Steel DPF Back Exhaust system provides just that. This system is constructed from 5" mandrel bent 409 stainless steel tubing and uses high quality band clamps and OE style bayonet hangers. This unit uses all factory mounting locations to provide a quick, hassle free installation. Large