Spark plugs help you start gasoline engines and glow plugs do the same in diesel engines. But how do they go about providing ...

Not all spark plugs are created equal, and knowing which one your car needs can vastly improve your car's fuel economy.

We may receive a commission on purchases made from links. When it comes to engine care 101, a spark plug replacement — also referred to as a tune-up — is an essential task. Spark plugs, as the name ...