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

Spark plugs come in many different types, but they also have many different heat ranges. Here's what that means, as well as ...

If you ever want to start a heated group discussion in a group of auto gear-head DIYers, simply ask what’s the best spark plug to use? As many opinions and reasons will start flying, as if you asked ...

Ever had that nagging feeling that something’s just not quite right with your car? Maybe […] ...