N90 123 501 · Hose Porsche genuine (OEM) part number N90 123 501, Hose. Fitted on (4)HOSE — pos 8 (KAT1001.BIN)HOSE — pos 8 (KAT1001.BIN)HOSE — pos 7 (KAT1004.BIN)HOSE — pos 8 (KAT1005.BIN) Open the interactive exploded diagram →