8R0 121 107 Q · Vent hose Audi genuine (OEM) part number 8R0 121 107 Q, Vent hose. Fitted on (3)HOSE — pos 27 (KAT751.BIN)HOSE — pos 27 (KAT751.BIN)HOSE — pos 27 (KAT751.BIN) Open the interactive exploded diagram →