Fuel Optimum 4T is a high-quality alkylate gasoline for 4-stroke engines. Due to the alkylate base, Fuel Optimum 4T is no less than 99% cleaner than regular gasoline. In addition, the product is virtually free of harmful substances such as benzene. Important features of Fuel Optimum 4T: • Less maintenance and longer lifespan of the machine • Better for the environment • Protects your health through fewer emissions • Soot- and smoke-free combustion • Prevents deposits in the machine • Chemically stable and therefore has a longer shelf life than conventional gasoline • Less strong odor than normal gasoline • Virtually free of benzene and other harmful substances