Genuine BMW part 82 11 9 418 010: Retrofit kit, alternative power siren. The number stamped on the part is 82119418010; BMW's catalog files it under the short number 9418010. You will find it on our Merchandise & Accessories shelf, under Other Universal Accessories parts.
It fits every E46 body style (320i, 323i and 325i, 1999–2006), with the M52, M54 or M56 engines — and the European-market versions.
BMW draws it on 4 diagrams, among them Sticker, BMW (01_0637) and Alarm system (03_0995). BMW lists the quantity used as “as required”. It weighs about 700 g (1.5 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
