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 ...

Cold Air Intakes (CAIs) are among the most popular modifications enthusiasts make to their cars. Of course, like anything ...

We know you've been sitting on the edge of your seat since last month when we tested every true CAI (cold-air intake) we could get our hands on for the Mk4 VR6. Well, as promised, this month we tested ...

An engine works by taking in air, adding some fuel, and then compressing the mixture before finally igniting it. The more air and fuel that can be fed to the engine in a given time, the more power. It ...

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?

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 ...

While variable geometry engine air intakes were banned from Formula 1 in 2006, only to become legal again later on, you can find this technology in many road cars today. Typically, it goes by the term ...

Car air filters are critical to the efficient functioning of a vehicle's engine. These filters capture impurities like dirt, dust, and debris in the air, preventing them from entering the engine and ...

I do not want to run the air conditioner on warmer days. I have the vents on “outside” air, but the air coming thru the vents is warm … very warm.