4N0 819 674 F · Coolant hose Audi genuine (OEM) part number 4N0 819 674 F, Coolant hose. Fitted on (3)HOSE — pos 5 (KAT838.BIN)HOSE — pos 5 (KAT838.BIN)HOSE — pos 15 (KAT838.BIN) Open the interactive exploded diagram →