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USD 273.31 273.31 295.26
Part #:

AFE ATLAS 4" Aluminized Steel Race Pipe 49-0101X

2007.5-2010 GM 6.6L Duramax LMM
Part #:
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The AFE ATLAS 4" Aluminized Steel Race Pipe 49-0101X for your 2007.5-2010 GM 6.6L Duramax is engineered to perform in the most extreme environments. Constructed from mandrel bent 4" aluminized steel tubing for maximum flow, increased horsepower, increased torque and lower EGT's. 

Installation is a Snap:
All systems use factory mounting locations providing stability and hassle-free installation.

Flow and Performance:
ATLAS exhaust race pipes are constructed of precision, mandrel bent 4" aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs.

Cab & Bed Guide
Reg. Cab, Long Bed 49-04011
Ext.Cab, Short Bed 49-04012
Ext.Cab, Long Bed 49-04013
Crew Cab, Short Bed 49-04014
Crew Cab, Long Bed 49-04015

Warning: This free-flow race exhaust system requires the use of an aftermarket performance programmer with off-road tuning.

Product Options

49-04015 Crew Cab, Long Bed
49-04014 Crew Cab, Short Bed
49-04013 Ext.Cab, Long Bed
49-04012 Ext.Cab, Short Bed
49-04011 Reg. Cab, Long Bed


  • Manufacturer Name AFE
  • Shipping Weight 50.00 lb.
  • Shipping Length 10 in.
  • Shipping Width 10 in.
  • Shipping Height 36 in.
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Emissions Notice

This product is not legal for sale or street use in California. Certain aftermarket products are subject to governmental emission standards regulated by the California Air Resources Board. In order for these products to be legal on a specific vehicle in California, the part number must receive a CARB Executive Order (EO) number. This number makes the part legal for use only on specific years, makes and models of vehicles. A decal with CARB EO number for these parts must be displayed in the engine bay to satisfy smog inspection requirements.