04E 121 177 · Coolant hose Audi genuine (OEM) part number 04E 121 177, Coolant hose. Fitted on (3)HOSE — pos 14 (KAT216.BIN)HOSE — pos 14 (KAT849.BIN)HOSE — pos 14 (KAT897.BIN) Open the interactive exploded diagram →