Genuine OEM Audi Cylinder Head Gasket, part number 06M103148H. This vital engine component creates a tight seal between the cylinder head and the engine block, preventing the escape of combustion gases, coolant, and engine oil. It is positioned directly between these two major engine components. Constructed from multi-layer steel (MLS) with a specialized coating, it offers exceptional durability and resistance to high temperatures and pressures. Using a genuine OEM cylinder head gasket ensures the precise thickness, material composition, and sealing properties required for maintaining engine compression, preventing fluid cross-contamination, and ensuring long-term engine reliability.