This is a 2005 - 2006 Nissan Altima factory OEM Bose Amplifier. Part Number: 15060881. The amplifier is in good condition. The amplifier is being sold as a replacement only and will only work if your vehicle came with this exact part number. This amplifier is being sold as a REPLACEMENT ONLY. If you do not have this exact part number currently in your vehicle, it will NOT WORK. If you are unsure of your part number, give a dealer a call with your VIN and they should be able to provide you with the correct part number.