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 ...

Many owners even consult trusted auto experts, and some begin their search for quality vehicles at places like the best used ...

A K&N cold-air intake can be worth adding to your vehicle, and it may provide moderate horsepower gains if you install it ...

In its purest form, an engine is nothing more than an air pump; it takes in air and then returns it, although in a slightly modified form. Maximizing an engine's ability to process air will also ...

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 ...

More power. It’s what almost every owner wants from their car, truck, or SUV, but the question is how do you get it? There are loads of ways to add power to your vehicle, from cheap and easy to ...

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?

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 ...