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Sinister Diesel Intake Tube, Chevy/GMC (2004.5-05) 6.6L Duramax LLY

Sinister Diesel Intake Elbow for the 2004.5-2005 LLY. This kit is designed and engineered to out perform the competition. Comes with a Mandrel bent aluminum tube and CNC base plate designed to hold even the highest boost levels. This intake elbow has a 1/8 NPT fitting for a boost gauge. Designed to fit all 2004.5-2005 LLY Duramax Engines.

Product Features:
-Mandrel bent tubing
-1/8" NPT bung installed
-Fully TIG welded and pressure tested

** Requires removal of EGR System and RACE Tuning **
Was: $332.00
Sale: $249.00
Save: 25%
Save: $83.00
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Not legal for sale or use on pollution-controlled motor vehicles anywhere in the United States. Legal ONLY for off-road competition racing vehicles and cannot be used on vehicles that are operated on public streets, roads or highways.


1) This product may NEVER be installed on a vehicle registered for highway or public street use.

2) By installing this product onto your vehicle, you assume all risk and liability associated with its use.

3) It is your responsibility to make sure your vehicle complies with all federal, state, and local emissions laws. Federal and many state and local laws prohibit the removal, modification or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway. Violation may result in a fine of up to $32,500 per vehicle (or possibly higher depending on changes in the law). All civil penalties and fines for removing your vehicle’s emissions equipment are the sole responsibility of the end user.

4) Due to its high performance nature, this product may void vehicle manufacturer’s warranty.

5) Sinister Mfg Company, Inc. & KT Performance are not responsible for misuse of its products. By installing this product, you release Sinister Mfg Company, Inc. & KT Performance of any and all liability associated with its use.

6) No other applications besides off-road competition racing use are intended or implied. Depending on where you live, additional restrictions may apply. Check all applicable laws before installing or using!


Shipping Information

  • Item Requires Shipping
  • 3.0 lbs.
  • W4.0000” x H4.0000” x L13.0000”
  • Free Shipping!

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