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USD 315.39
Part #: AFE51-80612

AFE Stage 2 Cold Air Intake System with Pro Dry S 51-80612

2004.5-2005 GM 6.6L Duramax LLY
Part #: AFE51-80612
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This new PRO Dry S Sealed Intake System gives you cool air and quiet power on a budget. The sealed design keeps noise at a minumum while the large 360 degree high flow PRO Dry S air  filter and sealed intake box with auxilliary intake scoop increases air flow by 42%. Picks up 17 Horsepower and 39 lbs X ft. of torque at 2100 RPM. Installs in 30-45 minutes with no drilling or cutting required. This system is a truly stealth system.

  • +17HP & 39 Ft-Lbs.
  • Increases Air Flow By 42% 
  • Sealed Intake System


  • MFG. Number 51-80612
  • Manufacturer Name AFE
  • Shipping Weight 15.00 lb.
  • Shipping Length 24 in.
  • Shipping Width 13 in.
  • Shipping Height 17 in.
  • Fuel Type Diesel
  • EO Number D-550-4
  • Filter Media Dry
  • Filter Type Washable & Reusable
  • Intake Style Enclosed Air Box
  • UPC 802959512111
  • Warranty Yes
  • Warranty Info 2 Year Limited
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Most Popular Questions

Is this a direct replacement for stock intake or do I need other intake accessories?
View Staff Answer 
This intake system is a complete kit that will replace the factory intake and does not require any seperate parts or accessories. Please refer to the installation instructions that I have provided below for a more detailed look at the AFE kit. If you have any more questions please contact our Experts via E-mail (), Phone (1-888-343-7354) or LiveChat (Found on the bottom right hand corner of our website)

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