Huatai Santa Fe 2.7L Oxygen Sensor 39210-37510, direct plug-in replacement for original factory part.

Huatai Santafe 2.7L oxygen sensor, OEM 39210-37510, direct replacement original, designed for 2.7L Santafe. Monitors oxygen content in exhaust and feeds ECU to adjust air-fuel ratio, ensuring efficient combustion. Fits Huatai Santafe 2.7L; installation resolves high fuel consumption, weak acceleration, and engine fault light. If idle is unstable, exhaust odor is strong, or fuel consumption suddenly increases, aging oxygen sensor; replacement restores power and fuel economy.