Spark plugs wear down and wear out over time ... for use of a smaller and more efficient electrode, which helps with cold engine startup. With reduced voltage draw on the ignition system, these ...

Spark plugs wear down and wear out over time ... for use of a smaller and more efficient electrode, which helps with cold ...

Learn more. You don't have to pay a mechanic to change your spark plugs. Giving your engine fresh spark plugs should be part of your car’s regularly scheduled maintenance. But you don’t ...

By Product Type: Hot spark plugs: These have longer insulators and retain more heat. They are suitable for vehicles that run at low speeds or are used in cities. Cold spark plugs: These dissipate ...