Product Details: Update your semi with supreme engine protection and performance, with the Fleetguard Magnum RS™ Radial Seal Primary Air Element that ensures you're Ready for the Road Ahead™. This replacement element resides inside the air filter, collecting dust, dirt, and other contaminants before they enter the motor, leading to cleaner air that keeps your vehicle running at its best. Constructed with innovative materials and modern technology to extend service intervals and reduce how often each element should be changed. FleetPride is your First Click in Heavy Duty®.