2004 - 2005 BMW X3 AM FM Radio Single Disc Business CD. Dealer Unlock Required. Part Number: 6512693966402. *Code not included. This radio will need to be unlocked by a BMW dealer and paired to your vehicle. See below for details.* This is for a BMW X3 AM FM Radio Single Disc Business CD Player. This radio has been cleaned, upgraded, serviced as needed and thoroughly checked. Appearance is decent as pictured, function is perfect! The part number for this radio is 6512693966402. If you do not have this exact part number currently in your vehicle, it will likely NOT WORK. If you are unsure of your part number, give us a call with your VIN and we should be able to provide you with the correct part number. They may look the same and have the same plugs but data streams may be different, not allowing them to code. For example, external amps are used in some cars and will not allow interchange, etc.