Genuine OEM Volkswagen Engine Compartment Insulation, part number 5N0863831B. This molded insulation mat is specifically designed to reduce both noise and heat transfer originating from the engine compartment. It is strategically positioned to absorb engine sounds and insulate against thermal radiation, contributing to a quieter cabin and protecting surrounding components from excessive heat. Weighing 1.21 kg and measuring 1.2 meters in length, this substantial piece is crafted from specialized sound-dampening and heat-resistant materials. Choosing genuine OEM insulation ensures the exact contours, mounting points, and material specifications for effective noise reduction and thermal management, maintaining factory comfort and component longevity.