9J1 121 109 · Coolant hose Porsche genuine (OEM) part number 9J1 121 109, Coolant hose. Fitted on (3)HOSE — pos 14 (KAT1054.BIN)HOSE — pos 12 (KAT1054.BIN)HOSE — pos 1 (KAT1054.BIN) Open the interactive exploded diagram →