5WK9 6650A 759040203 5WK96650A Nitrogen Oxygen NOx Sensor O2 Sensor

5WK9 6650A 759040203 5WK96650A Nitrogen Oxygen NOx Sensor Improve fuel efficiency, save fuel costs, and reduce emissions of pollutants and harmful gases. The core chip is designed and produced independently to optimize engine performance. "Oxygen sensors solve jitter, fault lights, exhaust emissions, optimize exhaust and fuel economy, practical and energy-saving. monitor the oxygen content in the engine combustion chamber in real time, so as to adjust the fuel injection, improve fuel economy, reduce fuel consumption and emissions."