Genuine OEM Volkswagen Cylinder Head Metal Gasket, part number 03C103383AH. This critical component forms a seal between the engine block and cylinder head, preventing combustion gases, coolant, and oil from mixing or escaping. It is a multi-layer steel (MLS) gasket, designed for durability and high-pressure sealing. Weighing 0.249 kg and with a thickness of 3mm, it ensures precise compression and fluid containment. Using a genuine OEM head gasket guarantees the correct material composition, thickness, and sealing properties, which are vital for maintaining engine compression, preventing leaks, and ensuring long-term engine reliability.