The engine in your car, truck, or SUV can run on either copper, platinum, or iridium spark plugs. You probably heard the hype around iridium plugs and how they manage to deliver solid sparks while ...

For something that's smaller than your pinky finger, spark plugs have a ridiculously important job: they create a spark that ignites the fuel-air mixture inside your engine's combustion chamber. But ...

If you want to get performance spark plugs in hopes it will increase your car's horsepower, pump your brakes for a second. It ...

Your engine’s spark plugs are one of its smallest and most important, parts. We look at some of the best. The engine in your car, truck, or crossover operates on the simple principle of capturing the ...

There was a time when spark plugs required constant maintenance or replacement. With improvements such as electronic fuel injection, cleaner burning fuels and more exotic metals such as iridium and ...

Like rotating tires or changing oil, replacing spark plugs is a job that can be easily, and inexpensively, done in the confines of your own home. Although they don’t need maintenance as often as the ...