Q. I own a Lexus LS 460 with 60,000 miles. The sparkplugs are double platinum. Why is it recommended that they be changed? I thought platinum plugs lasted longer. What happens if I wait until 100,000 ...

A spark plug is a device that delivers electric current from the ignition to the combustion chamber of an engine to ignite the compressed mixture of air and fuel. All motorcycles, including those from ...

The engine in your car, truck, or crossover operates on the simple principle of capturing the energy from countless tiny ...

Q: We own a 2014 Mercedes E350. The owner's manual states that spark plugs should be replaced at 60,000 miles or six years. At the six-year service, the car had only 44,600 miles. The service writer ...

If you ever want to start a heated group discussion in a group of auto gear-head DIYers, simply ask what’s the best spark plug to use? As many opinions and reasons will start flying, as if you asked ...

Some upgrades sound faster just because of the name. Performance spark plugs are definitely in that category. The name alone suggests extra power, better combustion, and maybe a little boost in fuel ...

I've heard platinum spark plugs can get stuck in engines. Is this true? If so, is it possible to prevent? There has been a long-standing rumor, longer than the promised 100,000-mile lifetime of ...

Misfiring, rough idling, poor acceleration, and decreased fuel efficiency — the four ominous horsemen of bad spark plugs. Nobody wants to ever get to that point before desperately changing such a ...