4M0 122 447 K · Coolant hose Audi genuine (OEM) part number 4M0 122 447 K, Coolant hose. Fitted on (3)HOSE — pos 40 (KAT429.BIN)HOSE — pos (40) (KAT859.BIN)HOSE — pos 40 (KAT859.BIN) Open the interactive exploded diagram →