This is a genuine BMW loudspeaker recess rear right, part number 51 48 8 212 534. The number stamped on the part is 51488212534; BMW's catalog files it under the short number 8212534. You will find it on our Interior Body shelf, under Other Body equipment parts.
It fits the E46 sedan (320i, 323i, 325i, 328i and 330i, 1999–2005), with the M52, M54 or M56 engines — and the European-market versions.
BMW draws it on 3 diagrams, among them Sound Modul system (03_1440) and Sound Insulating Rear (51_3266). It weighs about 58 g (0.1 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
