This is a genuine BMW Logic 7 Top Hi-Fi DSP Amplifier Amp, part number 65.12-9121635. It is a direct replacement for your car's audio system, providing high-quality sound and a universal fitment. This amp is made in Germany and is compatible with various BMW models from 2004 to 2013. The OE/OEM part numbers for this amp are 2003 2004 2005 2006 2007 2008 2009, 65.12, 65-12-6-955-478, and it also has a manufacturer part number of 65.12-9121635. This amp is perfect for those who want to upgrade their car's audio system without compromising on quality or compatibility. It is not a vintage part and is not intended for universal fitment. Please refer to the interchange part numbers and country of manufacture for more information. Thank you for considering this genuine BMW Log