While an engine oil or fuel additive might help with certain problems, they can only do so much, and they certainly can’t fix a mechanical failure. However, ...

Engine oil additives make all sorts of promises about helping your vehicle's motor last longer and increasing your gas ...

This can result in oil leaks, oil burning during the combustion process, and overall poor performance. Liqui Moly’s Oil Additives help these seals retain their ability to work, causing less oil ...

Using the best engine oil additive can help improve the performance and longevity of your engine in a variety of ways. Most change the viscosity of the engine oil.

A: Some oil additives contain products that change the viscosity of the oil. That can help with oil burning. Some contain additives that, when mixed with the additive package that comes in a quart ...

As for adding it to fuel, I do not see a problem of adding a few ounces periodically when filling the gas tank to help clean combustion deposits. Regarding oil flushing, if the oil is changed on a ...

Diesel fuel additives are not a magic do-all product. However, the water-removing and anti-freezing benefits are worth the extra penny no matter what truck you drive or where you live. Recommended ...

Further, you should change the oil more often to help maintain this effect in such engines. The function of zinc in classic and high-performance applications Kmpzzz/Shutterstock ...

Some additives can help in certain situations, but for most modern cars running synthetic oil that are designed to last up to 15,000 miles, they're about as useful as screen doors on a submarine.