BG44K Fuel System Cleaner 11oz Bottle BG44K is 11 ounces of high quality detergents and additives that you pour right into the gas tank to restore performance and gas mileage. Vanquishes deposits in combustion chambers, intake manifolds, ports and on valves and restores flow in fuel injectors. Basically, it cleans the entire fuel system! BG 44K reduces problems caused by deposit buildup such as engine surge, stalling, stumble, hesitation and power loss BG 44K technology has been proven to increase combustion quality and power output. BG 44K will provide quick cleanup 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 additives.