It also performed well in comparison with conventional motor oil in Motor Oil Geek's testing. Valvoline Full Synthetic High Mileage is recommended by Car & Driver for older American cars.

Modern motor oil, whether it's synthetic or good old fashioned dinosaur squeezins, is leaps and bounds better than it was in the '80s or '90s ...

Synthetic motor oil is used in most modern vehicles, especially ones that are high-performance and turbo-charged. It costs more, but it can also help your engine last longer since motor oil is an ...

My daughter had an oil change on her 2010 Toyota Corolla. The mechanic used synthetic oil. Do I have to use synthetic oil ...

Ford's 2.7-liter EcoBoost engine takes six quarts of oil. Ford recommends semi-synthetic 5W-30 oil, although some owners recommend full synthetic.

Greases and synthetic oils have nearly eclipsed petroleum-based oils when it comes to keeping gears lubricated.