Genuine BMW part 63 13 6 914 122: Bulb socket, turn indicator, yellow. The number stamped on the part is 63136914122; BMW's catalog files it under the short number 6914122. You will find it on our Lighting shelf, under Turn indicators, front.
It fits the E46 sedan, touring and compact (320i, 323i, 325i, 328i and 330i, 1999–2005), with the M52, M54 or M56 engines — and the European-market versions.
BMW draws it on 2 diagrams, among them indicators front/side (63_0675) and indicators front/side (63_0731). It weighs about 20 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.
