901 100 988 04 · Pipe Porsche genuine (OEM) part number 901 100 988 04, Pipe. Fitted on (3)PIPE — pos 73 (KAT1070.BIN)PIPE — pos (73) · 1 (KAT1073.BIN)PIPE — pos (73) (KAT1074.BIN) Open the interactive exploded diagram →