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.

Gas and diesel engines still power most vehicles and look poised to be with us for some time to come, even if their dominance ...

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 ...

Every time you hit the road, your car's intake system pulls in air that's full of dust, pollen, bugs, and other junk. That's where the engine air filter steps in, acting as the first line of defense ...

As bolt-ons go, swapping out your stock air cleaner for a tasty performance filter is a pretty easy mod. But is it worth it?

Engine maintenance is critical if you want your vehicle to perform at its best. One way to ensure it’s operating efficiently is by cleaning and/or replacing all the necessary components. This includes ...

As hard-core diesel enthusiasts, most of us have the inherent desire to increase our trucks’ performance. While improving driveability is the simple goal for some owners, having an engine that makes ...

A dirty air filter won’t allow your engine to “breathe” as freely as it should, reducing the performance of your car. Although mileage and sometimes time intervals for changing your engine’s air ...