Penray 2412-12PK Fuel Injector Air Intake Cleaner - 4-Ounce Aerosol Can, Case of 12 Quietly Dissolves and Helps Remove Sticky Gum, Varnish, and Resin Deposits Safe for Use on Protective Coatings May Also Be Used to Clean Linkages, Cables, Actuators, and PCV Valves Safe for Use on All Air Intake Systems Not For Use In California, Utah or New Hampshire