If the part numbers from the sensor on this listing does not match the one that you are trying to replace do not match up exactly, then this sensor will not work for your vehicle. The numbers and letters are not interchangeable.

 This ad is for an OEM Audi A8 Oxygen Sensor. For models with the 6.0L engine. For the 7th and 9th cylinders.

Part number 07C 906 262 A

This is brand new in the original packaging.