Aftermarket Lexus Ls600H replacement keys: 18 in-stock listings for model years 2006–2016, including key fobs, from $45.40. Common FCC IDs: HYQ14ACX, HYQ14AAB. 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.