Give your 2017-2018 GM 6.6L Duramax a custom look while enhancing exhaust flow with the AFE 49-04085 ATLAS 5" Filter-Back Exhaust System. Constructed from 5" mandrel-bent aluminized tubing, this kit uses high-quality band clamps and OE style bayonet hangers for secure fitment. This exhaust system utilizes factory mounting locations to provide a quick, hassle-free installation. Each kit includes your choice of a polished, or black powdercoated, intercooled tip with a laser cut stainless steel AFE power badge.
All systems use factory mounting locations providing stability and hassle-free installation.
High quality band clamps are included for a complete 360 degree sealing surface.
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 Mach FORCE-Xp exhaust system is constructed of 5" mandrel-bent aluminized tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs.
6" Diameter Intercooled Tip:
Finishing off the exhaust is your choice of a black powdercoated, or polished6 " diameter, 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.
- 5" Mandrel-Bent Aluminized Tubing
- High Quality Band Clamps & OE Style Bayonet Hangers
- Utilizes Factory Mounting Locations For Hassle-Free Installation
Crew Cab/Short Bed, 6.6ft Bed, 153.7 Wheelbase
Crew Cab/Long Bed, 8ft Bed, 167.7 Wheelbase
Cutting the stock exhaust behind the DPF (Diesel Particulate Filter) is required for all cab configurations. All Crew Cabs applies to GM 2500/3500 pickups only. This system is not intended for Cab & Chassis models.
49-04085-B - Black Powdercoated Tip
49-04085-P - Polished Tip