They may look like your average wires, but spark plug wires have a very important job to do. Their mission is to provide electricity from the car's 12 volt battery to the engine's spark plugs. Without ...

Much like the spark plugs that are specific to any given engine, the spark plug wires or coil packs that ignite the plugs are not universal. Spark plugs come in many types, sizes, and tip shapes, and ...