Genuine OEM Volkswagen Wiring Harness Adapter, part number 3Q0971068D. This adapter is used to connect different parts of the vehicle's electrical system, ensuring proper communication and power flow between components. It is typically located within the engine bay or cabin, connecting to other wiring harnesses. Genuine OEM wiring harnesses are manufactured to precise specifications, guaranteeing correct pinouts, wire gauge, and insulation for reliable and safe electrical operation.