Volant 3535362 Cold Air Intake with Ram Air Scoop Combo Kit with Powercore Filter Molded polyethylene air ducts give your engine a clear cool air passage For 2009-2013 GM P/U 4.8/5.3/6.0/6.2L Closed Box Air Intake Made in the USA Increased Performance Industry Exclusive 150,000 Mile Maintenance Free PowerCore Filter Filters Out Sub-Micron Particulates up to 99.97% Powercore Straight-Through Airflow Reduces Pressure Losses