911 201 731 00 · Drain hose Porsche genuine (OEM) part number 911 201 731 00, Drain hose. Fitted on (3)HOSE — pos 18 (KAT1002.BIN)HOSE — pos 24 (KAT1007.BIN)HOSE — pos 24 (KAT1012.BIN) Open the interactive exploded diagram →