4B1 422 893 Q · HOSE Audi genuine (OEM) part number 4B1 422 893 Q, HOSE. Fitted on (3)HOSE — pos 12 (KAT239.BIN)HOSE — pos (12) · AJG,AL (KAT261.BIN)HOSE — pos 12 (KAT262.BIN) Open the interactive exploded diagram →