We may receive a commission on purchases made from links. A spark plug isn't just one standard item, and the market is full of different types, materials, and designs. They're each made to run best ...

Spark plugs are an essential part of a car's ignition system. As the name suggests, they provide a spark of electricity that ignites the fuel and air mixture, and gets the engine up and running.

There are plenty of affordable ways to boost your car's performance. Some people prefer installing performance exhausts and remapping the engine, while others lean more towards cold air intakes or ...