The Pierburg Air Pump Check Valve is a reliable and durable component designed to ensure that your vehicle's air pump functions properly. This check valve is designed to prevent the back flow of air and keep the air pump working efficiently. It is made of high-quality materials for long-lasting performance and features a compact design for easy installation. This check valve is designed to fit a variety of vehicles and is backed by a one-year warranty. Whether you're replacing a faulty air pump or just looking to keep your vehicle running smoothly, the Pierburg Air Pump Check Valve is a great choice.