Keeping engines and fuel clean through use of chemical agents, MPGreen Gasoline All Purpose is available in 2 oz bottles that treat up to 16 gallons of gasoline. MPGreen Diesel All Purpose comes in 4 oz bottles, treating up to 90 gallons of diesel fuel. Additives utilize oxygenation, detergency, water dispersion, and acid neutralization to breakdown gums, varnishes, and water to molecular level, while oxygenates help fuel combust more efficiently.