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The WCFab 4" intake kit with air box for 2004.5–2005 GM LLY 6.6L Duramax in gloss white replaces the OEM plastic intake with fabricated aluminum piping and an air box to increase airflow to the turbocharger. The design supports improved horsepower, torque and throttle response and lower intake temperatures. The kit includes a dry filter with removable lid, pre-filter cover, silicone boot, stainless t-bolt clamps and a powdercoat finish.
Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box - Gloss White
