"The Valvoline Turbo motor oil advantages : Wear protection : Strong oil film protects the engine against wear and corrosion : Engine cleanliness. Keeps the engine clean and in good condition : Resistance to oil breakdown : Resistance to Thermal and Oxidation breakdown : Stable oil film. Valvoline Turbo SAE 20W-50 is approved by Mercedes-Benz and Volkswagen. Provides optimum protection for non-turbocharged gasoline, diesel and LPG engines. Approvals/performance levels Viscosity Grade API SL/CF. "