4D0 121 055 A · Coolant hose Audi genuine (OEM) part number 4D0 121 055 A, Coolant hose. Fitted on (2)HOSE — pos 25 · PR:T7E (KAT152.BIN)HOSE — pos 25 · PR:T7E (KAT153.BIN) Open the interactive exploded diagram →