Product Details: Update your semi with clean and dry pneumatic systems to optimize air brake performance, with the OTR Turbo 2000 Style Air Dryer Cartridge with Expertise Built In™. With a tight-filtering design, this replacement filament works to remove dirt, dust, oil, and other contaminants from the air lines to prevent ice formation, corrosion, and potential valve damage. Manufactured with rugged materials to withstand demanding operating conditions such as high temperatures and rough vibrations. FleetPride is your First Click in Heavy Duty®.