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How long do spark plugs last?

I think it might be time to replace my car’s spark plugs. I’ve owned this Toyota for about three years. How long do spark plugs last?

avatar
Nick Kunze · Updated on
Reviewed by Shannon Martin, Licensed Insurance Agent.
Good question! While it depends on your vehicle, you can expect your spark plugs to last between 80,000 and 100,000 miles.
Spark plugs are built to last and, for most drivers, that means years on the road between spark plug replacements.
To find out the exact recommendation for spark plug replacements, you should check with your car manufacturers’ recommended
maintenance schedule
.
Once you replace your spark plugs, why not take a few minutes to replace your
car insurance
policy?
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