Outfit your semi to be Ready for the Road Ahead™ with clean and refreshing air, with the Baldwin RS30220 RadialSeal™ Outer Air Filter Element. With a specialized collection system, this replacement air filter element is able to trap dust and contaminants before they enter the interior of a vehicle, resulting in a more comfortable environment. Manufactured with innovative materials to extend service intervals and withstand the rigors of daily use. FleetPride is your First Click in Heavy Duty®.