Our comprehensive guide to engine oil explains the pros and cons of each oil type and helps you decide which is best for your vehicle's engine.

Motor oils are broadly categorized into fully synthetic, conventional, and synthetic blends (also called semi-synthetic or part synthetic), with semi-conventional and high-mileage full synthetics ...

Synthetic motor oil lasts longer and protects engines better than conventional oil, and here's the science behind whether to ...

Craig has worked in automotive media for nearly 20 years, producing content for publications ranging from Autoline and AutoGuide to Roadshow by CNET and EV Pulse. Aside from writing, he’s also ...

As any car owner will tell you, routine maintenance on any automobile can be extensive and, depending on where you go, expensive. Road-ready tires, new filters, fresh coolant, and more need to be ...

It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...

As if keeping track of your car's oil change intervals and motor oil type is not enough, you also have to remember to use the proper oil filter. The oil filter removes harmful contaminants from the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. But as engines have grown more efficient and oil formulas have improved ...

Cenex Maxtron synthetic diesel engine oils, Maxtron Enviro-EDGE and Maxtron DEO, are designed to perform in harsh conditions. Engineered with high-quality ingredients and EnduroVis star polymer ...

The average oil change now costs $66 nationally, with synthetic changes pushing $100 or more at dealers, but the oil and filter under your hood cost half that at retail. The gap between shop price and ...