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 ...

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

We may receive a commission on purchases made from links. Most manufacturers suggest spark plugs (and wires, if you're being thorough) be replaced between 30,000 and 100,000 miles depending on the ...

Bosch Has Introduced Bosch Platinum Ir Fusion , The Newest Member Of The Bosch Premium Spark Plug Family. Bosch Platinum Ir Fusion Combines An Iridium And Platinum Center Electrode With Bosch's ...