"Providing superior lubrication at low temperatures and optimal engine protection at high temperatures, FormulaShell 20W-50 (SN/GF-5) motor oil is a smart choice. It protects against acid deposits for a cleaner running, longer-lasting engine. It also offers lower oil consumption under high speed conditions, and can be used during the engine's complete lifecycle. This oil meets SN, SL and SM API service categories and the ILSAC GF-5 Resource Conserving specification for passenger car oils.
FORMULA SHELL CONVENTIONAL MOTOR OIL meets or exceeds: North American warranty requirements for U.S., European and Japanese cars and light trucks and small power equipment, generators, and off-road equipment with gasoline and gasoline turbo-charged engines where API SN, SM, SL, SJ etc. oils are specified Protection for extremely high temperatures. Protection against harmful deposits and acids, which aids in a clean running and lasting engine. May be used at any time in an engines life-cycle and is fully compatible with conventional engine oils."