This is a genuine BMW adapter tubing f stereo and hifi system, part number 65 12 9 410 558. The number stamped on the part is 65129410558; BMW's catalog files it under the short number 9410558. You will find it on our Instruments & Electronics shelf, under Radio, amplifier, CD player.
It fits the E36 sedan and coupe (318i, 320i, 325i and M3, 1992–1999), with the M40, M42, M43, M50 or S50 engines — and the European-market versions.
BMW draws it on 4 diagrams, among them Radio adapter wiring (65_0204) and Adapter lead (65_1959). It weighs about 95 g (0.2 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
