The Luberfiner Air Filter is designed to provide superior protection for your heavy duty equipment. This filter is tested to endure heavy duty applications and is designed to protect your truck equipment with proper filtration. The engine air intake filter elements are designed to prevent airborne dirt from entering your engine. The radial seal filters utilize a urethane compound to form the moulded ends, which include the inner and outer metal wrappers, forming a strong yet flexible package. FleetPride is your First Click in Heavy Duty®.