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 ...

The spark plug is essentially a high-voltage “bridge” that ignites gas vapors inside your engine and makes your car go. On average, spark plugs should be replaced every 50-100,000 miles—the good news ...

We earn commissions from purchases you make using links in our articles. Learn more. You don't have to pay a mechanic to change your spark plugs. Giving your engine fresh spark plugs should be part of ...

Spark plug sockets can be just as essential in your emergency road kit as a standard socket set, as you never know when you might need to swap out or clean a plug on the fly. It's important to know ...