S&B Filters 75-2557 Cold Air Intake for 2004-2005 F150 V8 4.6L (Oiled Cleanable, 8-ply Cotton Filter) 54.8% More Airflow & 99.55% Efficiency Rating. Tested To The Internationally Accepted ISO 5011 Standard Designed To Avoid Check Engine Lights Oil Amount: 51 Grams on Filter Element & 7 Grams on Power Stack. Replacement Filter: KF-1016 Street Legal in all US States, CARB Exempt ID: D-590-1