4M8 820 223 · Air pipe Audi genuine (OEM) part number 4M8 820 223, Air pipe. Fitted on (3)AIR PIPE — pos 8 (KAT429.BIN)AIR PIPE — pos 8 (KAT595.BIN)AIR PIPE — pos 8 (KAT859.BIN) Open the interactive exploded diagram →