For A8 D3 4.2L V8 2004-2006 Car Lambda Sensing Unit Oxygen Sensor 0258007351

Compatibility：For A8 D3 4.2L V8 2004 2005 2006 Function: The signal from the oxygen sensor is not only used for fuel control but also contributes to the adjustment of other parameters, such as ignition timing, serving as a vital reference for comprehensive engine control. Features: This oxygen sensor utilises a high-sensitivity part that responds accurately to even minute changes in oxygen concentration, providing precise detection and enabling more accurate control of the air-fuel ratio. 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.