Husqvarna HP 2-stroke oil has been designed to ensure high engine performance and longevity. The semi-synthetic base oils and high-quality additives used in the Husqvarna HP formulation ensure optimal lubricity and detergency, resulting in lower operating temperature and less deposits in the crankcase. Husqvarna HP (high-performance) 2-stroke oil formulation also contains fuel stabilizer to help reduce the risk of engine failures caused by spoiled gas. Features VEF that is verified engine formula. The Husqvarna HP 2-stroke oil has been extensively tested in Husqvarna laboratories to ensure long term durability of Husqvarna engines.