Moulding, fender, primed front right — a genuine BMW part, number 51 13 7 001 042. The number stamped on the part is 51137001042; BMW's catalog files it under the short number 7001042. You will find it on our Interior Body shelf, under Other Body equipment parts.
It fits the E46 coupe and convertible (323i, 325i, 328i and 330i, 2000–2006), with the M52, M54 or M56 engines — and the European-market versions.
BMW draws it on the exterior trim / grille (51_3686) diagram. It weighs about 40 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.