Aftermarket Honda Fit replacement keys: 51 in-stock listings for model years 2009–2020, including key fobs, from $15.90. Common FCC IDs: MLBHLIK-1T, KR5V1X, MLBHLIK6-1T. Match the FCC ID and part number on your current key, or use our free VIN lookup. Keys are not OEM and most need cutting or programming; eligible items can be returned within 90 days.