4K0 122 449 D · Coolant hose Audi genuine (OEM) part number 4K0 122 449 D, Coolant hose. Fitted on (3)HOSE — pos 29 (KAT1123.BIN)HOSE — pos 29 (KAT430.BIN)HOSE — pos 29 (KAT435.BIN) Open the interactive exploded diagram →