Genuine OEM Audi Engine Valve Cover Guide Sleeve, part number 022103831C. This precision-engineered sleeve is crucial for guiding and supporting various components within the engine's valve cover assembly, ensuring their correct alignment and smooth operation. It plays a vital role in maintaining the integrity of the valve train. Weighing 0.017 kg and measuring 0.04m in length, this small but critical part is made to exact specifications. Using a genuine OEM guide sleeve guarantees precise dimensions and material quality, essential for the reliable function and longevity of engine components.