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USD 420.99 444.99
Part #:

AEM 21-9022D Brute Force HD Intake System

2004.5-2005 GM 6.6L Duramax LLY
Part #:
FROM 420.99
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Replace the stock air intake system in your 2004.5-2005 GM 6.6L Duramax LLY with the AEM 21-9022D Brute Force HD Intake System. Easily installed with commonly available tools, every part of the Brute Force Intake System has been thoroughly engineered to increase airflow, performance, and horsepower. The oval cylinder shaped AEM Dryflow air filter is made from an oil-free, synthetic filter media that, is located in the original air box space and is surrounded by a heat shield which is engineered to lower the intake air temperature and boost horsepower. 

  • Increased Horsepower
  • Easy to Install Using Commonly Available Tools 
  • Tuned and Dyno-Tested to Improve Acceleration and Engine Sound

Product Options

21-9022DP Polished Finish
21-9022DC Silver Powder Coat Finish


  • Manufacturer Name AEM
  • Shipping Weight 15.00 lb.
  • Shipping Length 15 in.
  • Shipping Width 23 in.
  • Shipping Height 16 in.
  • EO Number D-670-15
  • Warranty Yes
  • Warranty Info 1 Year Limited
  • Prop 65 WARNING: Cancer & Reproductive Harm -


Looks and Works Great
Location: West Virginia Hampshire county
Talk about huge what a filter very large for lots of air. Very easy to install Great all around kit love it.

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Most Popular Questions

Is this systen California legal?
View Staff Answer 

The AEM BRUTE FORCE HD DIESEL INTAKE 21-9022D is legal for vehicles in California.