S&B Filters 75-5021 Cold Air Intake for 2007-2008 Silverado/Sierra 1500 4.8/5.3/6.0L (Oiled Cleanable, 8-ply Cotton Filter) 47.5% More Airflow & 99.81% Efficiency Rating. Tested To The Internationally Accepted ISO 5011 Standard Designed To Avoid Check Engine Lights Premium Silicone Parts Last Longer And Look Better Oil Amount: 87 Grams on Filter Element & 17 Grams on Power Stack. Replacement Filter: KF-1068 & Filter Wrap: WF-1023 Street Legal in All US States, CARB Exempt ID: D-590-14