For Focus 4 Cyl 2.0L 2014-2018 Vehicle Oxygen Sensing Lambda O2 Sensor 0258017359

Compatibility：For Focus 4 Cyl 2.0L 2014 2015 2016 2017 2018 Function: The oxygen sensor detects when the air-fuel mixture is too rich or too lean and makes corrections via signal response, securing the mixture remains close to the stoichiometric air-fuel ratio at all times. Features: This oxygen sensor features a cold-start design, enabling it to reach operating temperature quickly even in cold weather. It is resistant to seizing enhance due to rust after prolonged use, facilitating easy removal during replacement. Please note: Before purchasing, please check that the make, model, year and engine type of your vehicle match those listed, to avoid installation failures due to incompatible specifications. After-sales service: Should you encounter any issues whilst using the product, please let us know and we will provide a solution without delay.