Genuine OEM Audi Engine Oil Filter Sealing Ring, part number 057115446D. This essential sealing ring is designed to create a tight, leak-proof seal for the engine oil filter housing, preventing oil leaks and ensuring proper filtration. It is installed around the oil filter or its housing. Made from a durable, oil-resistant rubber compound, it weighs approximately 0.013 kg. Using a genuine OEM sealing ring ensures the correct material properties and precise dimensions, which are vital for maintaining engine lubrication and preventing costly oil loss.