But BMW said they don't use old part. THey only use new part which is 11120030496.
That is why I confused. and both parts are used on E46.
Pre sep. 2002 used 11129070990 and after sep. 2002 use this 11120030496.
OEM xenon retrofit, Auto light/rain sensor DIY, OEM fog DIY,..........so many things DIY since 2000 :)