Ensure your semi is Ready for the Road Ahead™ with remarkable engine protection to keep it at its best, with the Donaldson Panel Air Filter. By utilizing a specialized collection system, this replacement air filter is the ideal choice to optimize vehicle performance by cleaning the air of dirt, dust, and other contaminants. Engineered with durable materials and efficient technology to extend service intervals and reduce how often each filter should be changed. FleetPride is your First Click in Heavy Duty®.