The Case IH AF826 is a genuine OEM primary air filter designed to provide superior engine protection for a wide range of agricultural machinery. This high-quality air filter effectively captures dust, dirt, and other airborne contaminants, preventing them from entering the engine and maintaining peak performance and longevity. It is a direct replacement for various Case IH combine, cotton picker, forage harvester, tractor, and windrower models, ensuring a precise fit and reliable filtration.