Synthetic oil used to be something only performance cars needed, but not anymore. Now it’s the manufacturer-recommended engine lubricant in many mainstream vehicles, such as the Subaru Forester ...

An engine needs oil to lubricate moving parts, prevent corrosion, collect dirt and sludge, and absorb some of the heat generated by a running engine. The oil pump provides the force that delivers ...

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The oil pan is attached to the bottom of the engine with bolts and is the reservoir for oil that gets pumped throughout the engine to lubricate, clean and cool moving parts. A pump forces the oil ...