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 ...

My 2012 Mark 6 Volkswagen GTI features a Neuspeed Cold Air Intake system with an AEM filter, which aids in providing more air ...

Engines are nothing more than massive air pumps. The more air you can stuff in, the more fuel you can bring to the party, and the more power you can make. Sure, it's more complicated than that, but it ...

Ever see an LS engine with an air cleaner strapped directly onto the throttle body? Looks simple enough, right? Simple, yes—but not quite so practical. Since you've already gone the length of choosing ...

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 ...

In today’s world, high-horsepower sports cars with outputs of 700-plus ponies aren’t unheard of. Those massive engines need oxygen to breathe and just as much air to keep them cool which is one of the ...

For most gearheads, there's nothing quite thrilling like the roar of a tuned engine and the instant kick of improved acceleration. Of course, buying a muscle car to enjoy lots of raw power and torque ...