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 and ...

CR experts tell you everything you need to know about your car’s engine oil By Benjamin Preston Synthetic oil used to be ...

At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

Motor oil is the lifeblood of a car's engine. It keeps all those little components lubricated to keep the engine running smoothly and quietly. Most car owners know how important it is to change motor ...