Gas and diesel engines still power most vehicles and look poised to be with us for some time to come, even if their dominance is waning. Any engine that develops its power from burning fuel depends on ...

If you drive a car with an internal combustion engine, which is most modern vehicles that run on fossil fuels, then your engine requires a precise combination of fuel and oxygen to function properly.

If you drive a car with an internal combustion engine — basically any modern vehicle that isn't electric — it requires a combination of oxygen and fuel to run. The fuel comes in the form of gasoline ...

Cold air intake filter cleaning is necessary to maintain the fuel economy of your car. When properly maintained, the cold air intake can increase your car's horsepower by increasing the flow of air to ...

Changing an air filter is usually considered routine maintenance — well, except for Ford's "lifetime" air filters – and you can find all kinds of dirt and debris stuck to your old filter before you ...