Every Nitrogen Oxide (NOx) Sensor Is Tested Before Sending out. Fixed check engine light issue, providing extreme durability for longer life, improved fuel economy and lower emissions Perfect match for the car and easy to install Enhance Performance, Direct replacement, Easy installation, High Reliability<br><br>Name: Nitrogen Oxygen Sensor probe Sensor Type: Piezoelectric NOX SENSOR: 5WK96642B NOX SENSOR NO.: A0101539328 NO.: 5WK96642B 5WK96642A A0081539828 A0101539328 A0101539001 This part replaces manufacturer part number: 5WK96642B 5WK96642A A0081539828 A0101539328 A0101539001 Fit: For Mercedes-Benz Actros Nox Sensor probe Note Only the probe: 5WK96642B 5WK96642A A0081539828 A0101539328 A0101539001 (NO. part numbers are for reference purposes only)As long as the NO. number is the same as the model with our products modle, you can use our product as the same NO. modle. Material: plastic+metal colour: Black<br><br>Package Contents: 1 x Nitrogen Oxygen Sensor probe<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.