Genuine OEM Volkswagen Oil Filter, part number 03C115561J. This critical component is designed to remove harmful contaminants, such as dirt, metal particles, and sludge, from the engine oil, ensuring clean lubrication for moving engine parts. It is a cylindrical filter weighing approximately 0.38 kg. Using a genuine OEM oil filter guarantees the correct filtration efficiency, flow rate, and sealing integrity, which are vital for protecting your engine from premature wear.