Outfit your semi to be Ready for the Road Ahead™ with clean and fresh air, with the Airsource Cabin Air Filter. With a specialized collection system, this replacement air filter traps dirt, dust, and other contaminants before they enter the interior of a vehicle, resulting in cleaner air and a more comfortable environment. Manufactured with innovative and resilient technology to extend service intervals and reduce how often each filter should be changed. FleetPride is your First Click in Heavy Duty®.