Genuine OEM Audi Engine Exhaust Valve, part number 079109611F. This critical engine component controls the release of exhaust gases from the combustion chamber, ensuring optimal engine performance. It is located within the cylinder head, forming part of the engine's valve train. Weighing approximately 0.055 kg with an overall length of 0.102 m, this valve is manufactured from high-grade steel alloy. Choosing a genuine OEM exhaust valve ensures precise dimensions, correct material composition, and factory-calibrated thermal expansion properties for reliable sealing and long-term durability under extreme engine temperatures.