aFe Power TR-1004B Cold Air Intake System Produces an additional 17 HP and 16 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 not CARB exempt and is not legal to purchase in California