A coolant hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system. Pipe that is part of the engine cooling system. Engine Pipe. Vent.
Engine Coolant PipeEngine Coolant Overflow Hose
Fits RS5, RS5 Sportback, S4, S5, S5 Sportback, S7 Sportback
2.9 LITER, MAIN, #2. 3.0 LITER, #3, to 10/14/2019. 3.0 LITER, 2018-19, #3. 3.0 LITER, 2018-19, #3, to 10/14/2019. 3.0 LITER, 2018-19, center. CONVERTIBLE, 3.0 LITER, 2018-19, #3. Coupe, 3.0 LITER, #3, to 10/14/2019.