Aftermarket Toyota Prius replacement keys: 48 in-stock listings for model years 2004–2021, including key fobs, smart keys, from $58.50. Common FCC IDs: HYQ14FBC, MOZB21TG, M0ZB31EG. 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.