PAE 819 452 · Heating hose Porsche genuine (OEM) part number PAE 819 452, Heating hose. Fitted on (3)HOSE — pos 4 (KAT1049.BIN)HOSE — pos 3 (KAT1205.BIN)HOSE — pos 4 (KAT1205.BIN) Open the interactive exploded diagram →