Somewhere along the way, "100,000 miles" became the universal spark plug expiration date. People repeat it so often that they treat it like a hard deadline. In reality, it's a best-case number for ...

See how to replace your spark plugs here. If your spark plugs are worn out, new ones can dramatically improve your performance. Doing it yourself is easier than you think. Make sure the prop rod is ...

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 ...

Regular inspection and replacement of your car's important parts is vital to keeping it running, and these ones are worth ...

We earn commissions from purchases you make using links in our articles. Learn more. You’re likely aware that in order to keep your vehicle running in great shape, you’ll need to replace the spark ...

You're hunched over the engine with your wrist painfully contorted, wishing you were Mr. Fantastic. You've finally removed broken spark plug number four and then the intrusive thought hits. "Should I ...

Not every driver knows how often they need to change spark plugs in their car. The frequency is determined by many factors, such as the material from which the center electrode is made, the operating ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Spark plugs are the heart of your car’s ignition system. If yours are worn out, ...