4H0 254 700 BX · EXH.PIPE Audi genuine (OEM) part number 4H0 254 700 BX, EXH.PIPE. Superseded by: 4H0 254 750 DX Fitted on (1)EXH.PIPE — pos 1 · 1 (KAT696.BIN) Open the interactive exploded diagram →