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

The engine of a car heavily depends on spark plugs, given their role in igniting the mixture of air and fuel in the combustion chamber. A top-notch spark plug ensures that your engine runs smoothly ...

I have a 2002 Ford F150, 2WD, 4.6L V8, Auto Crew cab. At approximately 45,000 miles, I had several plug coils fail. The failed coils caused a considerable shake in the engine, occurring at all engine ...