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 purpose of a cold-air intake is to find cold air in an otherwise hot under-hood environment. It can do this by drawing air from above the hood, under the front bumper or a spot inside the engine ...

Intro: A graph of your car’s idle speed shouldn’t resemble architectural plans for a new Cedar Point roller coaster. Once the car warms up to normal operating temperature, it should run in a smooth ...

There is a huge selection of cold air and ram air intakes on the market - but these are among the best. A cold air intake is one of the most common modifications made to modern-day vehicles. A cold ...

Once the torque reaches the peak, the volumetric efficiency of the engine reduces because the engine cannot breathe faster. The air intake valves are fixed and are based on timing. Hence the engine is ...

Modern engines are cleaner and more efficient than the ones you grew up with, yet many drivers are discovering a new headache ...

Cold Air Intakes (CAIs) are among the most popular modifications enthusiasts make to their cars. Of course, like anything popular, there’s a fair bit of discourse surrounding them. Claims range from ...

While the OEMs overwhelmingly opt for paper air filters, cotton gauze filters are a staple of aftermarket induction systems. So what makes the cotton gauze medium so much more conducive to airflow?

AirMax Intake Relief Valve System manages ALL your pumper’s intake relief valves right from the panel! There is no other intake relief valve system on the market that can set multiple intake relief ...

While most Four-Valve modular owners are familiar with both B and C DOHC heads, few have even heard of the requisite A head that preceded them both. The first DOHC ...

Car enthusiasts are always on the hunt for something new that will improve the ride in their vehicle. From the track to local city streets, a car that's reliable and equally fun to drive is a major ...