4H1 819 372 M · Coolant hose Audi genuine (OEM) part number 4H1 819 372 M, Coolant hose. Fitted on (2)HOSE — pos 8 · PR:T8T (KAT696.BIN)HOSE — pos 8 · PR:T8T (KAT696.BIN) Open the interactive exploded diagram →