Genuine OEM Hyundai Exhaust Manifold Gasket, part number 285212J000. This essential component forms a high-temperature, leak-proof seal between the engine cylinder head and the exhaust manifold. Its function is to prevent hot exhaust gases from escaping, which could lead to reduced engine efficiency, increased emissions, and potential damage to surrounding components. Using a genuine OEM gasket ensures the correct material composition and precise fitment for reliable sealing under extreme operating conditions.