420 422 843 G · suction line Audi genuine (OEM) part number 420 422 843 G, suction line. Fitted on (3)PIPE — pos 3 (KAT618.BIN)PIPE — pos 3 (KAT618.BIN)PIPE — pos 3 · PR:G0X (KAT752.BIN) Open the interactive exploded diagram →