The spark plugs in your car's engine are serviceable parts that require periodic replacement. Those plugs are rather durable and would last the life of multiple oil changes, but they do eventually ...

The rate at which a spark plug wears out will vary depending on the make and model of the vehicle, the type of engine, driving conditions, and spark plug type. Engines with copper spark plugs ...

Spark plug lifespan depends on the electrode material. Copper plugs last 20,000 to 30,000 miles, platinum plugs last around 60,000 miles, and iridium plugs last 80,000 to 100,000 miles. Worn plugs ...