4M0 816 743 BF · Refrigerant line Audi genuine (OEM) part number 4M0 816 743 BF, Refrigerant line. Fitted on (2)LINE — pos 10 · PR:TM8 (KAT859.BIN)LINE — pos 10 · PR:TM8 (KAT859.BIN) Open the interactive exploded diagram →