Genuine OEM Audi Rear Underbody Stone Guard, part number 8K0505565E. This protective component is designed to shield the vehicle's rear underbody, including sensitive suspension and drivetrain elements, from damage caused by stone chips and other road debris. It is installed at the rear of the vehicle, beneath the axle assembly. Measuring approximately 780mm in length, this guard is made from durable, impact-resistant material. Using a genuine OEM stone guard ensures precise fitment and the intended level of protection, which is vital for preventing corrosion and maintaining the integrity of underbody components.