Genuine OEM Volkswagen Cap For Rear Diffuser, part number 5GM8071869B9. This cap is designed to cover an opening on the rear diffuser, contributing to the vehicle's aerodynamic profile and aesthetic finish. It is finished in Satin Black (9B9). The precise fitment ensures it integrates seamlessly with the rear bumper assembly. Genuine OEM parts are crucial for exterior body components to maintain factory specifications for fit, finish, and aerodynamic performance.