Genuine OEM Audi Front Left Fender Insulation, part number 8V5864235B. This insulation piece is designed to reduce noise and heat transfer through the fender, contributing to a quieter and more comfortable cabin environment. It is positioned on the inner side of the front left fender. Weighing 0.171 kg, this genuine OEM insulation ensures optimal acoustic and thermal properties, maintaining the vehicle's designed comfort levels and protecting against environmental factors.