Starbrite Startron Enzyme Fuel Treatment, Unscented, 237-ml

This multi-functional fuel additive uses an enzyme technology allowing all engines to start easily and run smoothly, even with ethanol blended fuel or after sitting idle for months. It breaks down excess water and sludge keeping them from harming the engine, while helping improve fuel economy by cleaning the fuel system and modifying how fuel burns for more complete combustion, maximizing performance and fuel efficiency, with lower emissions and reliability. The additive can stabilize fuel for up to two years, stopping the formation of deposits that clog parts. It can also rejuvenate old fuel. Suitable for all gas engines including outboards, cars, trucks, motorcycles, ATVs, snowmobiles and small engines. Adding too much is not harmful.