Spark plugs are pretty crucial to internal combustion engines, but can swapping old plugs for new ones really improve your ...

Saving money on gas is a priority for most drivers, whether your car is brand-new or a beater with hundreds of thousands of miles on its odometer. When it comes to the latter, however, achieving ...

So cars have modes now. You'll typically find a knob or series of buttons with options like "Eco," "Normal," "Comfort," and "Sport." Automakers keep adding more drive modes, yet there is still no ...

WASHINGTON -- Technologies exist to substantially improve the gas mileage of cars and light trucks over the next three to 15 years by as much as 28 percent for compacts and 49 percent for large sport ...