Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

Drivers reach for gas additives with the hope of squeezing more life, efficiency, or power out of an engine. The pitch sounds simple: pour in a small bottle, drive, and let chemistry work things out.

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

While it may not yet officially be the winter season, the temperatures and precipitation in parts of the country aren't waiting for December 21. There's plenty truckers can do to prepare themselves ...