Genuine OEM Audi Sealing Ring, part number 07K133237B. This O-ring is engineered to provide a secure and leak-free seal for connections within a supply line, crucial for maintaining system pressure and preventing fluid or air loss. It ensures proper function and reliability of the connected components. Made from durable rubber, this sealing ring is designed to withstand operating conditions. Using a genuine OEM sealing ring guarantees the correct material composition, precise dimensions, and elasticity for optimal sealing performance and long-term durability, preventing premature wear and leaks.