This antenna amplifier splitter is an OEM part for the Mercedes C-E-Class. It is designed to enhance the performance of your vehicle's radio system. With a brand name of Mercedes-Benz, you can be assured of its quality. The part number for this item is 059339 / A4638203789 / 4638203789 and it comes with a manufacturer warranty of MONTH. This performance part is perfect for those who want to upgrade their car's audio system. It is compatible with the XXBF2 LOC and is a must-have for any Mercedes C-E-Class owner.