aFe Power Atlas 4 IN Aluminized Steel DPF-Back Exhaust System GM Diesel Trucks 17-19 V8-6.6L (td) L5P
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Payments from $129.23 with
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 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 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 black powder-coated aFe Power logo plate is riveted on for an aggressive style
Fits:
17-19 Chevrolet Silverado HD 2500HD/3500HD V8-6.6L (td) Duramax
17-19 GM Sierra 2500HD/3500HD V8-6.6L (td) Duramax
17-19 GM Sierra 2500HD/3500HD Denali V8-6.6L (td) Duramax
Wheelbases:
Crew Cab/Short Bed, 6.6ft Bed, 153.7" Wheelbase
Crew Cab/Long Bed, 8ft Bed, 167.7" Wheelbase
Note:
Cutting the stock exhaust behind the DPF (Diesel Particulate Filter) is required for all cab configurations. (see instruction sheet for cut locations listed on all wheelbases applicable).
Emissions Disclaimer:
This product does not require a CARB EO#
All aFe exhaust systems are engineered and manufactured in our Corona, California facility.
Features:
- Performance Data Coming Soon!
- Constructed from 5" mandrel-bent aluminized tubing
- Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment
- Utilizes all factory mounting locations to provide a quick, hassle-free installation
- Includes a massive 6" Dia. polished stainless steel intercooled tip with a laser-cut powder-coated black stainless steel aFe Power badge
Vehicle Applications:
| Year | Make | Model | SubModel | Engine | Fuel |
| 2017-2019 | Chevrolet | Silverado 2500 HD | (L5P) Duramax Turbo Diesel | V8 6.6L | Diesel |
| 2017-2019 | GMC | Sierra 2500 HD | (L5P) Duramax Turbo Diesel | V8 6.6L | Diesel |
| 2017-2019 | Chevrolet | Silverado 3500 HD | (L5P) Duramax Turbo Diesel | V8 6.6L | Diesel |
| 2017-2019 | GMC | Sierra 3500 HD | (L5P) Duramax Turbo Diesel | V8 6.6L | Diesel |
