A coolant hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system. Hose connecting the expansion tank to the cooling system. Pipe that is part of the engine cooling system. Pipe. Reservoir. Breather tube. Water.
Engine Coolant Reservoir HoseEngine Coolant PipeEngine Coolant Overflow Hose
Fits A4, A4 allroad, S4, S5
2017-20. 2017-2019, MANUAL TRANS. 3.0 LITER, from 04/09/2012. 3.0 LITER, MAIN, from 4/9/2012. 3.0 LITER, SUPPLY. CONVERTIBLE, 3.0 LITER, from 04/09/2012. COUPE, 3.0 LITER, MAIN, from 4/9/2012.