DPF-Back Exhaust

Interested in a new exhaust system for your LML Duramax? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5" mandrel-bent aluminized 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" diameter, wrinkle-black powder-coated 304 stainless steel tip with a laser-cut stainless steel aFe power badge. ATLAS 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 ATLAS exhaust system is constructed of 5" mandrel-bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT's. 6" Diameter Black Intercooled Tip: Finishing off the exhaust is a 6" diame ter, black, 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.

Additional Information

ATLAS 5 IN Aluminized Steel DPF-Back Exhaust System w/Black Tip GM Diesel Trucks 2016 V8-6.6L (td) LML

Product Overview

A true 5" from the down-pipe back, the new ATLAS exhaust is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 5" aluminized steel tubing for maximum flow, increased horsepower, increased torque and lower EGT’s. This system is available in 5" down-pipe back without muffler. ATLAS exhaust systems are the perfect combination of performance, fit and value.

*Installation is a Snap:*
ATLAS exhaust systems utilize a 2-piece tailpipe design for a perfect fit by allowing adjustability at the tailpipe section. All systems use factory mounting locations providing stability and hassle-free installation.

*Leak-Free Seal:*
High quality OE style flange and band clamps are used for a complete 360 degree sealing surface.

*Aggressive Sound:*
A muffler delete-pipe is used for a true race-inspired sound and maximum flow.

*Perfect 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:*
ATLAS exhaust systems are constructed of 4" or 5" mandrel bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGT’s.

*Note:* This is a *"Race Only"* product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws.

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• Mandrel Bent Tubing For Maximum Flow
• Massive Intercooled Tip w/Laser Cut aFe Power Badge
• Quick Hassle Free Installation
• Utilizes Factory Mounting Locations

Important Notice relating to US Domestic Market Trucks & Pickups

Many US-market trucks and pickups are available in multiple cab and bed-length configurations (e.g., Single Cab, Extended Cab, Double/Crew Cab, CrewMax, 5.5ft/6.5ft/8ft beds, etc.). Exhaust system fitment can vary between these chassis versions.

Where available, we list all compatible vehicles, cab types, and bed lengths in the product description. However, depending on your exact configuration, some systems may require optional extension/mid-pipes or minor modification for correct fitment.

Because of these variations, please carefully check your cab configuration and bed length before purchasing. If you are unsure, or if your vehicle has been modified, please reach out to a StreetFX agent.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust System, Atlas, Particulate filter back, Single, Steel, Aluminized, Chevy, GMC, 6.6L, Kit

Engineered to perform in the most extreme environments, aFe Atlas exhaust systems are constructed from mandrel-bent aluminized steel tubing with high-quality band clamps and OE-style bayonet hangers. Where applicable, free-flowing aluminized steel mufflers are used to absorb high-pitch tones producing a powerful sound and unleashing more horsepower and torque out of your rig.

Atlas systems use factory mounting locations to provide a quick, hassle-free installation. Also included with some of these diesel exhausts are wrinkle-black powdercoated or polished 304 stainless steel tips with laser-cut stainless steel aFe badges.

aFe Atlas exhaust systems are a tremendous combination of performance, fit, and value. Features include:
• Leak-free 360 degree sealing
• Stable pipe location in high-vibration and high-heat conditions
• Bayonet tips hold hanger bushings in place for an OE-style fit
• Large diameter tubing provides maximum flow
• Smooth bends for low turbulence, increased horsepower and torque, and lower exhaust gas temperatures (EGTs)
• Slash-cut tips with intercooling vents reduce EGTs at the tailpipe (some applications)
• Available in a variety of configurations (varies by model)
• Select systems include dual outlets and exhaust tips
• Most do NOT fit cab and chassis models
• Some models require tailpipe hanger modifications

Notes:
• Many of these are "Race Only" products solely for competition use. Their use is limited to closed-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state, and federal laws.
• Select aFe Atlas exhaust systems may also require an aftermarket electronic module to work properly.