2Q0 121 447 A · Vent hose SEAT genuine (OEM) part number 2Q0 121 447 A, Vent hose. Fitted on (3)HOSE — pos 16 (KAT1061.BIN)HOSE — pos 16 (KAT1101.BIN)HOSE — pos 23 (KAT1101.BIN) Open the interactive exploded diagram →