A dirty engine and poor quality gasoline can lead to a loss of power and fuel economy. MotorKote Hyper Octane Boost 16-Ounce in every tank of fuel can help: increase octane, combustion, improve overall performance, remove engine knock, improve fuel economy, restore lost power, and improve acceleration. Increases octane 10-30 points. Recommended usage: Add entire contents of bottle to 16 gallons of gas. 1 ounce treats 1 gallon of gasoline. Safe to use in all gasoline engines and blends, including Ethanol. Can be used every fill-up. Do NOT use more than recommended treatment ratio.