057 121 104 A · Coolant hose Audi genuine (OEM) part number 057 121 104 A, Coolant hose. Fitted on (3)HOSE — pos 29 (KAT675.BIN)HOSE — pos 29 (KAT696.BIN)HOSE — pos 29 (KAT771.BIN) Open the interactive exploded diagram →