2003 - 2004 Mercedes E-Class AM FM Radio mp3 CD with Navigation Capabilities. Navigation CD and Antennas Not included.Part Number: A2118272542000. Other Part Number A2118270357002. Code not included. This radio will need to be unlocked by a Mercedes dealer and paired to your vehicle. This is for a Mercedes E-Class AM FM radio mp3 CD with navigation capabilities. This radio has been cleaned, upgraded, serviced as needed and thoroughly checked. This radio has minor wear but is in overall good condition. See pictures for details. Function is perfect! This radio is being sold as a REPLACEMENT ONLY! The part number for this radio is A2118272542000. 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.