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 ...

There’s hardly anything on a truck that’s simpler than its air-intake system. And not too many things – maybe only your right foot – that can have as much effect on fuel economy. A diesel engine needs ...

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 ...