Genuine OEM Audi Exhaust Valve Spring, part number 06K109623B. This spring is a critical component within the engine's valvetrain, specifically designed to close the exhaust valves after they have been opened. It is located within the cylinder head assembly, surrounding the exhaust valve stem. Weighing approximately 0.035 kg, this precision-engineered spring ensures consistent valve operation. Choosing genuine OEM guarantees the correct spring rate and material fatigue resistance, which are essential for reliable engine performance and proper exhaust gas management.

Catalogue entry: SPRING Outlet ×8.