Genuine OEM Audi Under-Engine Cover, part number 05L103660A. This protective component is installed beneath the engine assembly, serving to shield vital engine components, such as the oil pan, from road debris, water, and other environmental elements. It also contributes to underbody aerodynamics. Measuring approximately 0.455 meters in length, this cover is designed for precise fitment. Using a genuine OEM under-engine cover ensures proper protection, secure mounting, and maintains the vehicle's intended aerodynamic profile, which is crucial for both component longevity and efficiency.