Novice do-it-yourselfers are regularly overwhelmed by auto parts store shelves stocked to the ceiling with a rainbow of colored engine oil bottles. Even experienced folks can be confused by boastful but carefully hedged claims, newfangled certifications and confusing specifications.
Also called motor oil, engine oil is one of the most complex, extensively tested and continuously improved components for your car. But it’s also among the least understood. Here’s the information to help you make the best choice.
For most, here’s all you need to know: Buy a brand-name oil that exactly matches your vehicle manufacturer’s specifications and certification requirements, and change your oil according to the carmaker’s recommendations. That will allow your engine to offer maximum performance and last as long as possible.