10 fl. oz. Treats up to: 25 Gallons. Keeps fuel fresh for long-term storage – up to 24 months. Eliminates the need to drain fuel before storage. Ensures quick, easy starts by preventing gum and varnish build-up. Effective in Ethanol and Non-Ethanol gasoline. For all 2-cycle and 4-cycle gasoline engines. For use in all gasoline engines such as vehicles, motorcycles, two-cycle, small engines, generators, and boats.