Genuine OEM Audi Cylinder Head Gasket, part number 059103149AL. This critical component is designed to create a tight seal between the cylinder head and the engine block, preventing the escape of combustion gases, engine oil, and coolant. It is essential for maintaining proper engine compression and preventing fluid cross-contamination. Constructed from multi-layer steel (MLS) for durability and heat resistance, it weighs approximately 0.438 kg and is 3mm thick. Using a genuine OEM gasket ensures the correct material composition and precise dimensions for an optimal, leak-free seal under extreme engine conditions.