Iridium spark plugs are more expensive, last far longer, and handle heat better than copper spark plugs -- but not all ...

Next time when you're browsing for new spark plugs, pay attention to the temperature ranges. What are the pros and cons of ...

We may receive a commission on purchases made from links. Spark plugs have come a long way, as they're more durable and reliable than ever before. In fact, unlike most air filters and fluids that do ...