Replacing a lost or broken car key can be surprisingly affordable if you skip the dealership and call a local locksmith or check online for universal fobs. For older models, getting a duplicate cut at a hardware store costs under $10, while modern transponder keys may run $50–$150 through a specialist—still far less than the $300–$500 dealers often quote. Some companies even offer mobile service to come to your home or office, saving you towing fees and hassle. affordable car key replacement