Iridium or platinum spark plugs -- which should you choose for your car? Here's how they compare when it comes to performance ...

Spark plugs are an essential part of a car's ignition system. As the name suggests, they provide a spark of electricity that ignites the fuel and air mixture, and gets the engine up and running.

A gas engine needs fuel, air, and spark to get its internals chugging along. Take any of these out of the equation and the engine will have a fit. While the automotive industry shifts toward fully ...

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 ...

Your engine’s spark plugs are one of its smallest and most important, parts. We look at some of the best. The engine in your car, truck, or crossover operates on the simple principle of capturing the ...

Spark plugs are one of those maintenance items that, along with things like brake fluid and thermostats, are easily overlooked but extremely important to your car's safety, longevity, and performance.

That’s an odd one, to be sure. I’ve never heard of an engine that used different sized spark plugs in different cylinders, so you’d have to assume it’s the result of somebody only doing half a job ...

When your car’s acceleration feels sluggish, it’s worth investigating the spark plugs. These often-overlooked components are key to maintaining engine performance. Proper maintenance ensures smooth ...

A smooth-running engine is essential for maintaining optimal vehicle performance and efficiency. One of the simplest yet most important maintenance tasks to ensure your engine continues performing ...

Chrysler's 5.7-liter HEMI engine is one of the most iconic Mopar engines of all time. A lot of factors contribute to the 5.7 HEMI's power and performance, but one of its most interesting ...

New cars have become much more expensive over the past few years, leading many people to repair their old car instead of replacing it with a new one. However, the rising average age of cars on U.S.