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 (High Performance) 2-Stroke oil formulation also contains fuel stabilizer to help reduce the risk of engine failures caused by spoiled gas. Features VEF – Verified Engine Formula. The Husqvarna HP 2-Stroke oil has been extensively tested in Husqvarna laboratories to ensure long term durability of Husqvarna engines.