MANN+HUMMEL Heavy Duty Cartridge Oil Filters protect engines from harmful particles that can lead to premature engine or parts failure. These filters are engineered with high-performance multi-layered filtration media allows for maximum efficiency, capacity, and minimal flow restriction for premium engine protection. MANN+HUMMEL heavy duty cartridge oil filters are designed to reduce oil consumption, increase uptime, and lower operating costs to keep fleets operating at peak performance.