PRIME PETROLEUM MOTOR OIL PMO 5000 SLCF-4 SAE 20W50 - 5Litres Is the lead viscosity recommendation by automakers over the past four decades for use in many vehicle types - passenger cars, SUVs, light vans and trucks – including those with high-performance turbo-charged and supercharged engines. Excellent protection against oil thickening, high temperature deposits, sludge build-up, oil degradation and corrosion are used in a wide range of applications where a monograde lubricant is recommended