Get the Fuel Filters needed for the lift pump on your 2004.5-2005 Chevy/GMC 6.6L LLY Duramax. In some applications you can cross-reference a replacement filter to your existing filter due to availability to increased filtration. Fuel filters are available in a wide range of micron ratings depending on the brand of the aftermarket lift pump. Find the replacements you need for your AirDog, FASS, Fuelab, Aeromotive, AFE, or other aftermarket fuel system.