General description The 20 Pack Air Filter Adapter is designed specifically for Honda GX31, GX22, and FG100 series 4-stroke engines. These high-quality foam filters serve as a reliable replacement for the OEM air filter (part number 17211-ZM3-800), ensuring excellent filtration and improved engine performance. Technical specifications OEM part number: 17211-ZM3-800 Material: High-quality foam Quantity: 20 filters included Installation Easy to install; simply replace the old filter with the new one. Usage Designed for Honda GX31, GX22, and FG100 series engines. Improves engine power and fuel efficiency. Reduces intake noise and enhances fuel atomization. Other information Note: This is a non-original aftermarket air filter. Made from advanced quality materials for durability.