Extended Life Formula provides excellent protection of new 2-stroke engines and additional protection for seasoned older engines. Mixes easily with gasoline and resists gel formation due to water or other contamination. Reduces piston and cylinder wall scuffing. Prevents lubricant related preignition, spark plug fouling, piston and combustion chamber deposits, rust, or corrosion. Meets or exceeds NMMA and all manufacturer’s warranty requirements specifying TC-W, TC-WII, or TC-W3 approved oils.