This product is a set of four genuine Mitsubishi washer nozzle check valves, identified by the part number 8264A294. These valves are designed to ensure proper operation of washer systems by preventing backflow and maintaining consistent water pressure during use. Each valve is crafted with high-quality materials for durability and reliability, making them ideal for maintaining optimal performance in Mitsubishi vehicles. They are essential components for effective windshield cleaning, ensuring great visibility in various driving conditions.