Genuine OEM Audi EGR Valve Seal, part number 059131797M. This specialized seal is designed to create a tight, leak-proof connection for the exhaust gas recirculation (EGR) valve, critical for proper emissions control and engine performance. It measures approximately 48mm in diameter and 3mm in height. Using genuine OEM seals ensures the correct heat-resistant material and precise dimensions for effective sealing in the high-temperature exhaust environment.