Most seasoned drivers understand the importance of a clean engine air filter. However, have you considered the air inside your vehicle's cabin? If you're looking for ways to protect your passengers ...

The question posed in the title of this post is one that I’ve seen debated on the ‘net since discovering car-related email lists. Fortunately, a Duramax owner tired of the lack of scientific evidence ...

A 2026 Ram owner installed a K&N cold-air intake, hoping for big power gains. Instead? An immediate engine error light and a ...

Dust, pollen, smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform ...

What's so special about K&N air filters? Time for another upgrade on the trusty Honda CRF250L - Here's my install of a K&N ...

If you've ever been to an auto parts store, you've probably seen air filter boxes that claim extra power and more torque over the factory filter. But being so cheap and easy to install, it's hard to ...

Air filters are one of the easiest and quickest components to swap out for an aftermarket part, and plenty of companies claim their design will increase horsepower, torque, and improve acceleration.