Fuel injector cleaners are additives that are poured right into the gas tank and remove carbon deposits and other contaminants from the injectors. This can lead to better fuel economy, improved ...

Lead was phased out of gasoline sold for cars and trucks decades ago. But that brain-damaging fuel additive used to prevent engine knock is still being spewed into the air across the nation — ...

Between the early 1920s and 1980s, much of the gasoline used in the U.S. was leaded. Though usage peaked in the 1970s, it wasn’t banned as a passenger car fuel additive in the U.S. until 1996, and ...

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

Let's face it, most engine additives don't really improve performances. If you want to try one that does, here's what you ...