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

will be familiar with the STP No. 43 car initially piloted by Richard Petty, the seven-time Daytona 500 champion this sport-focused motor oil brand sponsored. Headquartered in Danbury, Connecticut ...

We're not referring to the brand of motor oil you choose but the numbers ... or ease of flow at different temperatures. The grade of oil best suited to your car, truck, or SUV is sometimes listed ...