The Genuine BMW Wiring Electr.Ext.Mirror Drivers Side - 67136972540 is a high-quality wiring component designed specifically for use in BMW vehicles. It is used to connect the electric exterior mirror on the driver's side of the vehicle to the main electrical system. This wiring component is made from durable materials and is designed to withstand the rigors of daily use. It is an essential part for ensuring proper functioning of the exterior mirror, allowing the driver to adjust it for optimal visibility while driving. This product is an authentic BMW part and is compatible with various BMW models.