The Genuine BMW Label Exhaust Emission (Mj97) - 71212122632 is a label designed specifically for BMW vehicles to indicate the exhaust emission standards of the vehicle. It is a small, rectangular label with the words Exhaust Emission printed in bold letters. The label also includes the code Mj97 which refers to the specific model and year of the vehicle. This label is an important component in ensuring that the vehicle meets emission regulations and is safe for the environment. It is made by BMW and is an official, genuine product for BMW vehicles.