FIt For Ford FIt For EXPLORER MERCURY 4L2E9Y456H3A 4L2Z9D475A 4L2Z9D475HA Car Exhaust Gas Recirculation EGR Valve Recirculation function: Enhances engine and fuel economy. EGR valve: Improves engine efficiency and reduces emissions. Proper exhaust recirculation cuts down excess engine carbon buildup, making all your engine parts last way longer. Made with tough wear-resistant high-strength materials, this EGR valve runs totally steady even in super harsh high-heat and high-pressure conditions., Manufacturer: QTYAHDC