Several aftermarket manufacturers sell engine intake air filters that they claim provide better airflow and increase a car’s horsepower and acceleration as a result. Some of these companies have many ...

My 2012 Mark 6 Volkswagen gti has a NueSpeed Cold Air Intake system on it with a K&N Air Filter. It helps deliver more air ...

If you're considering switching to a K&N cold-air intake, there are some things to consider first. Here's what to know about ...

The air intake system in most cars involves a plastic airbox that houses a rectangular filter. No matter what car you have, l bet you can find cheap filters and expensive filters—so you get to decide ...

One of the first modifications many enthusiasts make to their ride is adding a cold-air intake. This replaces the stock intake, a complex, convoluted contraption of pipes and baffles that keep the ...

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 ...

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 ...

Regular readers will recall last month's testing of two Motordyne bolt-ons that successfully proved Helmholtz resonance can be used to increase exhaust gas scavenging and help your ride put out a few ...

The answer to whether it's possible to clean your car's engine air filter depends on the type of filter in question. Most cars have disposable OEM paper filters that don't last for very long before ...