Genuine OEM Volkswagen Engine Bonnet Sound Absorber, part number 5H0863831A. This insulation panel is designed to reduce engine noise and vibrations, significantly improving cabin acoustics and contributing to better thermal management under the bonnet. It is installed on the underside of the engine bonnet. The absorber weighs approximately 0.438 kg and measures 1.25m in length and 0.665m in width. Opting for a genuine OEM sound absorber guarantees precise fitment, optimal noise reduction properties, and resistance to engine bay temperatures, ensuring long-lasting performance.