Uncover the essential secrets of motor oil and ensure your car's top performance with our complete ABCs of selection and care ...

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 ...

Rislone said Hy-per Lube increases oil film strength, lowers temperature, prevents thermal breakdown, reduces friction and ...

Those shopping at Costco may have encountered the chain’s exclusive Kirkland Signature Synthetic Motor Oil and wondered how it compares to some of the best motor oil brands. While the brand is ...