8J0 121 123 · Coolant hose Audi genuine (OEM) part number 8J0 121 123, Coolant hose. Fitted on (3)HOSE — pos 23 (KAT676.BIN)HOSE — pos 23 (KAT720.BIN)HOSE — pos 23 (KAT764.BIN) Open the interactive exploded diagram →