Genuine OEM Hyundai Cylinder Head Gasket, part number 223112B003. This vital engine component is positioned between the cylinder head and the engine block, forming a crucial seal. Its primary function is to contain combustion pressures, prevent the leakage of engine oil and coolant, and ensure proper sealing of all passages. The gasket features a multi-layer steel (MLS) construction for enhanced durability and sealing performance under high temperatures and pressures. Using a genuine OEM cylinder head gasket ensures precise fitment, correct material composition, and optimal sealing characteristics, which are essential for engine longevity and performance.