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 gas recirculation reduces excessive carbon accumulation inside the engine, greatly extending the service life of all engine components. Constructed from durable, wear-resistant and high-strength materials, this EGR valve operates completely stably even under extremely harsh high-temperature and high-pressure environments., Manufacturer: BQWYEDPL