This is a genuine BMW torque converter solenoid valve, part number 24 34 1 422 213. The number stamped on the part is 24341422213; BMW's catalog files it under the short number 1422213. You will find it on our Transmission shelf, under Other Automatic transmission parts.
It fits the E36 sedan, coupe and convertible (320i, 323i, 325i and 328i, 1992–1999), with the M50 or M52 engines.
BMW draws it on 3 diagrams, among them A5s300j Mounting Parts Control Unit (24_0823) and A5s300j Mounting Parts Control Unit (24_1311). It weighs about 232 g (0.5 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.