The AFE 49-04060NM ATLAS 5" Downpipe-Back No Muffler Exhaust System for your 2001-2010 GM 6.6L Duramax features a 5" mandrel-bent aluminized steel tubing for maximum flow increased horsepower, increased torque and lower EGTs. This system uses high quality band clamps, OE-style bayonet hangers and includes an adjustable hanger clamp for a tight secure fitment. This unit uses all factory mounting locations this provides for a quick, hassle-free installation. This no-muffler exhaust system includes a muffler delete pipe for a more aggressive sound. ATLAS exhaust systems are the perfect combination of performance, fit and value. Limited 2-year warranty.
Installation is a Snap:
This ATLAS System Includes an extension pipe and an adjustable hanger for a perfect fit. This kit uses factory mounting locations providing stability and hassle-free installation.
High quality OE-style flange and band clamps are used for a complete 360 degree sealing surface.
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 EGTs.
OE-style hangers with bayonet tip are used to maintain a stable pipe location during high vibration and high heat conditions.
- 5" Aluminized Steel Construction
- "Straight Pipe" No Muffler Exhaust System
- Adjustable Hanger To Cover 2001-2010 Models
- Uses Factory Mounting Locations For Hassle-Free Installation
Fitment Note: Fits Crew Cab/Short Bed, Crew Cab Long Bed, Extended Cab/Short Bed, & Extended Cab/Long Bed.
Warning: This free-flow race exhaust system requires the use of an aftermarket performance programmer with off-road tuning.