Genuine OEM Audi Inlet Camshaft Adjuster, part number 03H109087A. This critical engine component precisely adjusts the timing of the engine's intake valves, which is essential for optimizing engine performance, fuel efficiency, and emissions. It is installed on the intake camshaft within the engine. Constructed from durable metallic materials, this adjuster unit weighs 1.103 kg. Choosing a genuine OEM camshaft adjuster ensures factory tolerances, precise timing control, and long-term reliability for the valve train.