Genuine OEM Volkswagen Control Unit Retainer, part number 3G0907285. This component is designed to securely hold an electronic control unit (ECU) in its designated position within the vehicle's assembly. It prevents the ECU from shifting or vibrating, protecting sensitive electronics from damage. Made from a durable, lightweight foam material, it provides essential cushioning and support. Choosing a genuine OEM retainer ensures precise fitment and optimal protection for critical electronic components, maintaining their long-term reliability.