OPTI Opti-mizer Fuel Treatment Mix delivers comprehensive fuel system care in every 1.4 oz package. One package treats up to 5 gallons of gasoline. Stabilizes fuel for up to 24 months of storage, keeping your equipment ready when you need it. Enhanced corrosion protection shields fuel system components from rust and degradation. Advanced detergents clean engine and carburetor deposits for smoother operation and easier cold starts. Top-end lubricant reduces wear on fuel injectors and pump components, extending engine life and maintaining peak performance.