Ensure a secure and reliable seal for your vehicle with the KoiLuvGo Fuel Tank Cap. This direct replacement part is manufactured from high-quality ABS material for durability and a perfect fit. It features an integrated rubber sealing ring that effectively prevents fuel vapors, moisture, and contaminants from entering the tank, helping to maintain proper fuel system pressure and prevent warning lights. Designed to replace OEM numbers including 5C0201550T and 5Q0201550L, this cap is compatible with a wide range of Volkswagen and Audi models. Enjoy a straightforward installation and peace of mind with this essential replacement accessory.