Genuine OEM Audi Engine Cylinder Head Gasket, part number 06E103149AJ. This critical component forms a vital seal between the cylinder head and the engine block, preventing the leakage of combustion gases, coolant, and engine oil. It is positioned directly between these two major engine components. With a thickness of 0.002 m and weighing 0.18 kg, this gasket is engineered from high-quality materials, often multi-layer steel (MLS), to withstand extreme temperatures and pressures. Genuine OEM gaskets ensure precise sealing surfaces, correct material composition, and optimal compression, which are essential for maintaining engine integrity and preventing costly damage.