Specifically, designed to clean fuel systems by disolving varnish, carbon and gum deposits. Contains highly effective detergents to throughly clean fuel injectors, carburetors, intake valves and combustion chambers. Lowers exhaust emissions. Removes water. Cleans Injectors Lubricates Removes Water Increases Octane Combustion Modifers Works as a Catalyst DIRECTIONS: Add to fuel tank (up to 30 gal/113L) gas or diesel. To keep your fuel system clean, add every 2500 to 3000 miles/4023-4828 km. Copyright 2000-2010, H.D.I. Management Inc. Nevada, USA all rights reserved, All logos, Trademarks, & Copyrights are property of their respective owners. 10016