aFe Power TR-4203P Cold Air Intake System (CARB Compliant), 1 Pack Produces an additional 15 HP and 32 lbs. x ft. torque max gains. 3-Layer non-oiled, washable synthetic media for the perfect balance of performance, protection and convenience This is a direct bolt-on kit and requires no cutting or drilling on OEM parts for easy installation. Designed and manufactured in the USA This item is 50-State legal; D-550-16