This is a genuine BMW amplifier, part number 65 24 8 368 204. The number stamped on the part is 65248368204; BMW's catalog files it under the short number 8368204. You will find it on our Instruments & Electronics shelf, under Other Audio, Navigation, Electronic Systems parts.
It fits the E46 sedan and coupe (320i, 323i, 325i, 328i, 330i and M3, 1999–2006), with the M52, M54 or S54 engines — and the European-market versions.
BMW draws it on the Single Parts F Rear Window Antenna (65_0480) diagram. It weighs about 41 g (under 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.
