4H2 819 334 C · Heating hose Audi genuine (OEM) part number 4H2 819 334 C, Heating hose. Fitted on (3)HOSE — pos 6 (KAT696.BIN)HOSE — pos 16 (KAT771.BIN)HOSE — pos 16 (KAT771.BIN) Open the interactive exploded diagram →