here you have nice pics of the sensor
BMW E32 740iL M60 4.0L > Interior > Dashboard > ES#183427 Ambient (Outside) Temperature Sensor - 65818350779
and the female plug you get from the dealer for cheap
either 1 or 2
RealOEM.com * BMW E32 750iL VARIOUS PLUG TERMINALS
here a pic
Home Page > ES#164503 7-PLUG TERMINAL - 61131378402
Plug Housing 61131378402 - s14.net's Photo Gallery