Genuine OEM Audi Trailer Towing Socket Housing, part number 3D0945505. This housing provides a protective enclosure for the vehicle's trailer wiring socket, shielding the electrical connections from environmental exposure and physical damage. It is typically located at the rear of the vehicle, near the trailer hitch. Constructed from durable black plastic, it weighs 0.057 kg and measures 0.07m in length, 0.065m in width, and 0.05m in height. Using a genuine OEM housing ensures precise fitment around the socket, proper sealing against moisture and debris, and long-term durability in harsh conditions.