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USD 490.46
Part #: AFE46-20045

AFE 46-20045 BladeRunner Hot & Cold Side Intercooler Pipe Kit

2001-2004 GM 6.6L Duramax LB7
Part #: AFE46-20045
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The AFE 46-20045 BladeRunner Intercooler Pipe Kit for your 2001-2004 GM 6.6L Duramax LB7 is a direct swap for the both the hot and cold intercooler pipes currently on your truck. Built from 3" mandrel bent steel, these intercooler pipes provide maximum durability and flow while enhancing looks as well as performance. 

Flow and Performance:
These intercooler tubes are constructed of 3" mandrel bent tubing for maximum flow then powder-coated wrinkle-black for heat and corrosion resistance. The smooth bends allow for low turbulence while increasing horsepower and torque with lower EGTs.

Installation Is A Snap:
Utilizes the factory mounting locations to provide stability for a hassle-free installation. Includes a heavy-duty 5-PLY coupling for strength.

AFE Badging:
Unique laser-cut AFE Power logo plates are welded-on for an aggressive style.

  • Constructed Out Of 3" Mandrel-Bent Tubing
  • Outflows Stock Intercooler Tubes By Up To 14%
  • Replacement Tubes For Cold Side Of The Intercooler 
  • Powder-Coated Textured-Black For Heat Resistance & Long-Life
  • Includes High-Temp Couplings & High Quality Stainless Steel Spring Loaded T-Bolt Clamps 
  • Couplings Constructed Out Of Heavy-Duty High-Temp 5-PLY Polyester For Heat-Resistance & Durability
Shipping Restrictions Apply shipping restriction icon This product can not be shipped to these states: CA

Vehicle Applications

2001 Chevy 6.6L LB7 Duramax
2002 Chevy 6.6L LB7 Duramax
2003 Chevy 6.6L LB7 Duramax
2004 Chevy 6.6L LB7 Duramax
2001 GMC 6.6L LB7 Duramax
2002 GMC 6.6L LB7 Duramax
2003 GMC 6.6L LB7 Duramax
2004 GMC 6.6L LB7 Duramax


  • MFG. Number 46-20045
  • Manufacturer Name AFE
  • Shipping Weight 13.00 lb.
  • Shipping Length 35 in.
  • Shipping Width 15 in.
  • Shipping Height 11 in.
  • Fuel Type Diesel
  • E-Code 4
  • UPC 802959463888
  • Warranty Yes
  • Warranty Info 2 Year
  • Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm -
  • Internal L0.00R0.00


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Questions and Answers

Do you have this kit for a 2005 LLY?
View Staff Answer 
We offer the AFE intercooler pipes individually for 2005 model trucks.

Click here for driver's side pipe

Click here for passenger's side pipe

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