4N0 121 056 A · Coolant hose Audi genuine (OEM) part number 4N0 121 056 A, Coolant hose. Fitted on (3)HOSE — pos 22 (KAT838.BIN)HOSE — pos 22 (KAT838.BIN)HOSE — pos 22 (KAT838.BIN) Open the interactive exploded diagram →