aFe Power Diesel DPF-Back Exhaust System for GMC Sierra 2500 HD Duramax 2016

Interested in a new exhaust system for your LML Duramax - Check out the Large Bore-HD DPF-Back exhaust system by aFe. 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. Also included in this exhaust system is a massive 6" polished 304 stainless steel tip with a laser-cut stainless steel aFe power badge. Large Bore-HD exhaust systems are the perfect combination of performance, fit and value.Simple Installation:All systems use factory mounting locations providing stability and hassle-free installation.Leak-Free Seal:High quality band clamps are included for a complete 360 degree sealing surface.OE Fit:OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE-style fit that does not change with time.Flow and Performance:This Large Bore-HD exhaust system is constructed of 5" mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s.6" Diameter Polished Intercooled Tip:Finishing off the exhaust is a 6" diameter, high luster polished, stainless steel slash cut tip with intercooling vents designed to reduce exhaust gas temperatures at the tailpipe. A unique stainless steel laser-cut aFe Power logo plate is riveted on for an aggressive style.This System Fits: Extended Cab/Short Bed, 6. 6ft Bed, 143. 5” Wheelbase Crew Cab/Short Bed, 6. 6ft Bed, 153. 7” Wheelbase Extended Cab/Long Bed, 8ft Bed, 158. 1” Wheelbase Crew Cab/Long Bed, 8ft Bed, 167. 7” WheelbaseFitment Note: This item will only fit 2016 3500HD models equipped with NOX Sensor All aFe exhaust systems are engineered and manufactured in our Corona, California facility.