High Detergent? High Definition? Howdy Doody? Just what, exactly, does it mean when the label on your vehicle's motor oil uses the initials HD?

Oil is a vital component for engines of all types. Not only is it responsible for providing lubrication to numerous moving interior parts, but it also helps prevent friction and the development of ...

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 ...