Genuine OEM Audi Engine Exhaust Valve, part number 077109611S. This precision-engineered component is responsible for controlling the release of spent exhaust gases from the engine's combustion chamber. It operates within the cylinder head, opening and closing at precise intervals to ensure efficient engine breathing. The valve is made from high-strength metallic alloys, measuring 0.096m in length. Choosing a genuine OEM exhaust valve ensures factory-specified material composition, heat resistance, and precise dimensions for optimal sealing and long-term engine reliability.