Laser Iridium spark plugs are made by NGK for OEMs. They use a combination of iridium and platinum to increase efficiency and ...

Next time when you're browsing for new spark plugs, pay attention to the temperature ranges. Cold and hot plugs both have ...

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

Spark plugs play a key role in keeping your engine running, since it's that little jolt of electricity that ignites the fuel/air mixture in a motor's cylinders. And that little spark has to be ...