Aftermarket Lexus Hs250 replacement keys: 8 in-stock listings for model years 2010–2012, including key fobs, from $66.70. Common FCC IDs: HYQ14ACX. 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.