For BMW E90 2005-2011 Vehicle Oxygen Sensing O2 Sensor Lambda

Compatibility：For E90 2005 2006 2007 2008 2009 2010 2011 Installation: After fitting this oxygen sensor, start the engine to check its function and observe whether the fault light has gone out; if possible, use a diagnostic tool to read the sensor data and confirm that it is functioning correctly. Function: The oxygen sensor plays a vital role during cruising, maintaining stable air-fuel ratio control to keep fuel consumption and emissions at low levels. 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.