Genuine BMW Wave Washer (B12) - 07119932132 - This genuine BMW wave washer is designed to provide a secure and reliable fit for a variety of BMW models. It features a special wave pattern that helps to ensure a tight seal and prevent leaks. It is made from durable materials that will withstand the elements and provide long-lasting performance. This washer is designed to fit a variety of BMW models and is an ideal replacement part for worn or damaged washers.