Genuine OEM Audi Power Steering Pump, part number 7L6422154E. This hydraulic pump is a core component of the power steering system, responsible for generating and circulating the fluid pressure that assists in turning the wheels. It is typically driven by the engine via a belt and pulley system. Constructed from durable cast metal, this pump weighs approximately 1.58 kg. Choosing a genuine OEM power steering pump ensures correct hydraulic pressure output, precise fluid flow characteristics, and long-term reliability, preventing steering issues and premature wear.