Genuine OEM Volkswagen Sealing Flange, part number 045103171G. This flange is a critical component in the engine assembly, designed to seal the engine block and prevent the leakage of oil or coolant. It ensures the integrity of the engine's internal systems. This part is located on the engine block. Genuine OEM sealing flanges are manufactured with precise tolerances to guarantee a perfect fit and effective sealing, preventing costly engine damage.