Genuine OEM Audi Inlet Camshaft, part number 06F109101J. This precision-engineered engine component is responsible for controlling the opening and closing of the intake valves, ensuring precise timing for air delivery into the combustion chambers. It is located within the cylinder head, driven by the timing belt or chain system. Made from high-strength steel, this camshaft weighs approximately 1.89 kg and measures 0.455 meters in length. Choosing a genuine OEM camshaft guarantees factory-specified lobe profiles, material hardness, and dimensional accuracy, which are essential for correct valve timing, engine efficiency, and long-term durability.