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. Engine Coolant Reservoir HoseEngine Coolant Overflow Hose
Fits S4, S53.0 LITER, MAIN, to 4/6/2012. 3.0 LITER, SUPPLY. 3.0 LITER, to 04/06/2012.
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Installed price includes part and dealer installation cost, local taxes not included.