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Part #: AFE48-34009

AFE 48-34009 Twisted Steel Up-Pipes

2001-2004 GM 6.6L Duramax LB7
Part #: AFE48-34009
$588.99 $ $530.09
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Add strength, durability, and flow to your 2001-2004 GM 6.6L Duramax LB7 by replacing the old leaking, or cracked up-pipes in your truck.

These unique up pipes are constructed of 2" mandrel-bent 304 stainless steel tubing with a .120" wall for strength and durability.

2" Inner Liner Flex Pipes:
The down-pipes utilizes heavy duty 2" flex tubes with internal inner liner.

Leak-Free Seal:
High quality 3/8" thick flanges are used for a complete 360 degree sealing surface.


  • .120 Wall, 2" Stainless Steel Tubing
  • Heavy-Duty 2" Flex-Tubes With Inner Liner
  • 3/8" Thick, Laser-Cut Flanges For Leak-Free Seal


  • MFG. Number 48-34009
  • Manufacturer Name AFE
  • Shipping Weight 10.00 lb.
  • Shipping Length 26 in.
  • Shipping Width 6 in.
  • Shipping Height 6 in.
  • UPC 802959481899
  • 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.