Let’s explain all of those confusing numbers, letters and terms to help you choose the right oil for your car.

Some of the best motor oil brands have been refining ... conventional oil and its SYN Full Synthetic oil, each available in grades of 5W-20, 5W-30, and 10W-30. While STP does make excellent ...

As for the best oil brand, Ram and Chrysler owners swear upon the efficacy of 5W-20 fully synthetic motor oils from Pennzoil, Mobil, Amsoil, Redline, Fram, and Royal Purple. Any brand is suitable ...

The manual won't usually tell you which oil filter is required and you may not agree on the best motor ... your car's engine. It's acceptable to use 0W-20 engine oil in place of 5W-20 or even ...