Buy 2018 Audi A8 Power Steering Return Hose. 2011-14, 4.0 & 4.2 LITER, W/DYNAMIC STEERING, from 07/09 LITER, Line - OEM Audi Part # 4H0422891T (4H0-422-891-T)

Power Steering Return Hose.
Cooler to Reservoir. Return Hose for Power Steering.

Power Steering Return Hose

Fits A8

2011-14, 4.0 & 4.2 LITER, W/DYNAMIC STEERING, from 07/09/2011. 2011-14, 4.0 & 4.2 LITER, W/O DYNAMIC STEERING, from 11/05/2011.
Power Steering Line - Repair or Replace
If the steering in your 2018 Audi A8 whines or groans, or if your steering wheel is hard to turn, you may have a leaking power steering line.