971 819 337 A · Heating hose Porsche genuine (OEM) part number 971 819 337 A, Heating hose. Fitted on (3)HOSE — pos 7 (KAT1049.BIN)HOSE — pos 7 (KAT1087.BIN)HOSE — pos 7 (KAT1205.BIN) Open the interactive exploded diagram →