8D0881921R5SQ · mussel Audi genuine (OEM) part number 8D0881921R5SQ, mussel. Fitted on (4)MUSSEL — pos (KAT219.BIN)MUSSEL — pos (KAT224.BIN)MUSSEL — pos (KAT224.BIN)MUSSEL — pos (KAT224.BIN) Open the interactive exploded diagram →