Genuine BMW part 16 12 6 761 229: Pipe clip. The number stamped on the part is 16126761229; BMW's catalog files it under the short number 6761229. You will find it on our Fuel System shelf, under Lines.
It fits every E46 body style (320i, 325i, 330i and M3, 2001–2006), with the M54, M56 or S54 engines — and the European-market versions.
BMW draws it on 4 diagrams, among them Fuel Pipe and Mounting Parts (16_0371) and Fuel Pipe and Mounting Parts (16_0484). BMW's catalog calls for two of these at each place it is fitted. It weighs about 10 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.
