APPLICATION: Brand New Modified Heater Control Valve, per original factory specifications, perfectly match your original car, the key component to improve the performance of your beloved car, replace OE number for reference F87Z-18495-AA, YG350, fit for for Explorer Aerostar. HIGH QUALITY MATERIALS: made of high quality metal + plastic, sturdy and durable, waterproof, wear-resistant, insulating and conductive. High-quality products offer you quality assurance and longer service life. PROFESSIONAL MANUFACTURE: The final product of the car heater valve has high quality and stable performance. It conforms to standard specifications and is manufactured under strict internal quality control. EASY TO INSTALL: Replace the old or damaged one and install quickly. There is no need to modify, cut or drill, and it is not easy to fall off. Only a few steps are required for a successful installation. SERVICE: We are responsible for the product and believe in the quality of the product. Professional features and high reliability will bring you a different experience and ensure every customer's satisfaction. If you have any questions about our products, we will solve them for you at any time.