High accuracy, Hermetically sealed, Small size Plug-and-play, direct fit, Easy Installation Fix the check engine light issue, provide extreme durability for long life, improves fuel economy and lowers emission Higher grade of electric components. Improved heat sink and charging capabilities. Item Type:Car Oxygen Sensor Fitment Type:Direct Install Condition:100 percent New Part Number:A0009053503 5WK96682D 5WK96682A Manufacturer Part Number: A 000 905 35 03 A 000 905 70 00 A 000 905 30 00 A 006 542 72 18 A 003 542 88 18 Fitment: For Mercedes-Benz W164 W166 W205 W212 W221 W251 For Mercedes-Benz GL320 2007-2009 - 3.0L 6 Cyl (24 Valve) - Turbo Diesel For Mercedes-Benz GL350 2010-2014 - 3.0L 6 Cyl (24 Valve) - Turbo Diesel For Mercedes-Benz ML320 2007-2009 - 3.0L 6 Cyl (24 Valve) - Turbo Diesel For Mercedes-Benz ML350 2010-2014 - 3.0L 6 Cyl (24 Valve) - Turbo Diesel For Mercedes-Benz R320 2007-2009 CDI AWD - 3.0L 6 Cyl (24 Valve) - Turbo Diesel For Mercedes-Benz R350 2010-2012 Bluetec 4Matic - 3.0L 6 Cyl (24 Valve) - Turbo Diesel For Mercedes-Benz SLK350 2012-2014 - 3.5L 6 Cyl (24 Valve) Colour:Black Silver Material:plasticandmetal Package Contents: 1 x Car Nox Sensor Nitrogen Oxide Sensor 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.