While small in size, spark plugs play a pivotal role in how your vehicle performs. However, there are several different kinds ...

An internal combustion engine needs three things to get going: Air, fuel, and spark. The throttle body and intake plenum feed air, while injectors spray the right fuel mix into the combustion chamber.

I know what we buy is getting more and more expensive. ($8 for a box of cereal?!) But almost a thousand dollars to change out spark plugs? As I began to dig into this Dallas man’s story, it felt like ...