This is a genuine BMW reinf.shield at rightt front side member, part number 41 12 8 168 080. The number stamped on the part is 41128168080; BMW's catalog files it under the short number 8168080. You will find it on our Exterior Body shelf, under Other Bodywork parts.
It fits the E36 convertible (318i, 323i, 325i, 328i and M3, 1994–1999), with the M42, M43, M44, M50, M52 or S50 and other engines — and the European-market versions.
BMW draws it on the Single Components for Body-Side Frame (41_0847) diagram. It weighs about 92 g (0.2 lb).
We have not had one on the shelf yet. Request it and we will tell you when one comes off a car.
