Genuine OEM Audi Control Flap, part number 057131063D. This component plays a critical role in regulating the flow of either intake air or exhaust gases within the engine system, contributing to optimal combustion and emissions control. It is typically found within the intake manifold or exhaust gas recirculation (EGR) system. Weighing 0.855 kg, this flap is designed for precise and responsive operation. Using a genuine OEM control flap ensures accurate calibration, durable materials, and seamless integration with the vehicle's engine management system for proper function and longevity.