Aftermarket Lexus Is250 replacement keys: 13 in-stock listings for model years 2006–2013, including key fobs, from $45.40. Common FCC IDs: HYQ14AAB, HYQ14AEM. 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.