CleanBoost&reg; Maxx&trade; 1oz Fuel Treatment for Gas & Diesel Fuel - Treats up to 30 Gallons CleanBoost 1oz. Maxx is a small and convenient shot size to take with you. This one 1oz. bottle will treat up to 30 gallons of either diesel or gasoline This special 1 shot container provides just the right amount of Maxx for easy dosing of up to 30 gallon tanks Feel the power and smoothness of your engine as CleanBoost Maxx begins to go to work destroying carbon deposits, removing harmful water accumulation, blowing out slagging and cold-end corrosion CleanBoost Maxx is a super concentrate combustion improver, specially formulated to maximize both performance and fuel economy. Enjoy the extra horsepower and increase in fuel economy. CleanBoost Maxx will allow any size fleet to save operating costs by reducing emissions, increasing fuel economy and providing cleaner running equipment