BG 44K POWER ENHANCER added to gasoline, quickly and effectively cleans the entire fuel system. including fuel injectors, intake valves, ports and combustion chambers. Because it provides efficient removal of upper engine deposits, BG 44K reduces problems causes by deposit build-up such as engine surge, stalling, stumble, hesitation and power loss. It is an excellent aid to the technician in tuning an engine since BG 44K quickly restores engine performance and improves driveablilty. BG 44K will provide quick clean-up of coked fuel injectors and corrosive deposits on the Fuel Sending Unit. It is compatible with all fuel system materials, alcohol-blended fuels, and common fuel addiitives. Contains no alcohol. Catalytic converter and oxygen sensor safe. DIRECTIONS: One 11 ounce can BG 44k treats up to 20 gallons of fuel. BG 44K® Power Enhancer® safely, rapidly and thoroughly removes engine deposits in combustion chambers, intake manifolds, ports and on valves. It restores flow in fuel injectors and cleans the entire fuel system. BG 44K® Power Enhancer® improves fuel economy and reduces exhaust emissions. It restores that “like new” driveability to an engine’s performance and keeps it running better, longer and more efficiently. Add one can or bottle to fuel tank at fill up. Catalytic converter and oxygen sensor safe. I WILL NOT SHIP TO P.O. BOX