Subwoofer — a genuine BMW part, number 82 83 0 027 787. The number stamped on the part is 82830027787; BMW's catalog files it under the short number 0027787. You will find it on our Merchandise & Accessories shelf, under Other Universal Accessories parts.
It fits the E46 convertible (323i, 325i, 330i and M3, 2000–2006), with the M52, M54 or S54 engines — and the European-market versions.
BMW draws it on the BMW Subwoofer (03_1447) diagram. It weighs about 2.2 kg (4.9 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
