You can go to the courthouse; and they can give you the papers that you will need for a replacement title. There is a small fee for this. It isn't very much.
To replace a lost title, complete Form TC-123, "Duplicate Title Application". This form can be obtained by clicking on the below URL. The Duplicate Title Application must be signed by an owner of record and may require a release of lien from previous lien holder. The fee for a duplicate title is $6.00.http://tax.utah.gov/forms/current/tc-123.pdfToll Free: 1-800-368-8824Telephone Hours: 8 a.m. to 5 p.m., Monday through FridayEmail: dmv@utah.gov