WCFAB 2004.5-2005 LLY Duramax 4" Intake Kit with Air Box GM 2017 Why go with RED Label

Why go with RED Label for Chevrolet/GMC air springs

20% Greater Flow Over Stock

Extended (in): 18

and brake effectiveness

The end result is an emissions-friendly

WCFAB 2004.5-2005 LLY Duramax 4" Intake Kit with Air Box GM 2017 Why go with RED LabelPowdercoat colors can be found here! WCFab 2004. 5 2005 LLY 6. 6L Duram" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on your diesel for improved engine performance. All new design significantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures by