Spark plugs play a pivotal role in your vehicle's performance, but can changing them improve fuel economy? Here's everything you need to know.

Your car's spark plugs aren't something you typically think about during regular maintenance, but they do need to be changed.

Danil Chepko/123RF. Changing your own spark plugs is a rite of passage among gearheads. It shows you’re fully aware that your car needs basic maintenance to stay in tip-top shape, and that you ...

We may receive a commission on purchases made from links. When it comes to engine care 101, a spark plug replacement — also referred to as a tune-up — is an essential task.Spark plugs, as the ...

In general, changing spark plugs isn't required as frequently as it once was. New electrode materials like platinum and iridium on modern plugs replaced fast-wearing copper for spark plugs that ...

How long spark plugs last varies with different cars and different types of spark plugs. Older cars often had to have their spark plugs replaced every 5,000 to 10,000 miles, while some newer cars ...

Swapping out spark plugs is, next to changing your oil, one of the most basic, straightforward bits of maintenance you can perform on your car. Spark plugs go bad over time, so it's important to ...

New spark plugs can also support your engine better, leading to optimal combustion cycles and improved performance. If your car feels a little janky at start up, that can be due to worn spark plugs.