Buy OEM Audi Part # 7L8422891B (7L8-422-891-B, 7L8422891A). Hose. Return. Steering. Power. Line. (Lower). 4.2 LITER. 4.2 LITER, from 12/06. Q7; 4.2L. Power Steering Line - Repair or Replace If

Connects Power Steering components to allow fluid flow. Gear to Cooler. Return Hose for Power Steering. Oil Cooler. Pressure.

Power Steering LinePower Steering Return Hose

Fits Q7

4.2 LITER. 4.2 LITER, from 12/06. Q7; 4.2L.
Power Steering Line - Repair or Replace
If the steering in your Audi whines or groans, or if your steering wheel is hard to turn, you may have a leaking power steering line.