For C&itroen C4 2004-2011 Car Lambda Sensing Unit 4 Wire Oxygen Sensor O2 0258006028

Compatibility：For C4 2004 2005 2006 2007 2008 2009 2010 2011 Features: This oxygen sensor features a double-layer thermal insulation design, which reduces heat transfer from the sensor body to the wiring harness, shielding the harness from high temperatures and extending its service durability. Installation: When fitting this oxygen sensor, take care not to pull or bend the wiring harness excessively, as this may cause wire breaks or poor terminal; simply allow the harness to follow its natural curve. 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.