QUAKER STATE* ULTIMATE DURABILITY FULL SYNTHETIC MOTOR OIL is a specially designed series of fully synthetic all-season motor oils for modern gasoline and diesel engines operating in high temperatures. Friction and oxidation increase in high temperatures which can cause the reduced engine performance. QUAKER STATE* ULTIMATE DURABILITY FULL SYNTHETIC MOTOR OIL comprises Heat Activated Additives which are unique additives designed to reduce wear and retain high viscosity to provide engine performance in extremely high temperatures in different modes, including an urban Stop-Start mode. APPLICATION. The unique properties of QUAKER STATE* ULTIMATE DURABILITY FULL SYNTHETIC MOTOR OILS can be used in European autos, modern engines of the latest generation, high-performance engines, autos operating in hot or cold weather. FEATURES: A special formula protects from wear and viscosity loss in severe operation conditions. It meets or exceeds API SN and previous classifications. It meets or exceeds ILSAC GF-5, GF-4, GF-3 and GF-2.