This is a genuine BMW left top-hifi loudspeaker tweeter, part number 65 13 8 366 455. The number stamped on the part is 65138366455; BMW's catalog files it under the short number 8366455. You will find it on our Instruments & Electronics shelf, under Navigation system.
It fits the E36 sedan and coupe (318i, 320i, 323i, 325i, 328i and M3, 1992–1999), with the M42, M43, M44, M50, M52 or S50 and other engines — and the European-market versions.
BMW draws it on the Single Components F Top HIFI System (65_0281) diagram. It weighs about 494 g (1.1 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
