Keyless entry remote controls are available to use on almost every Optima that offered this feature. Don't see the correct key fob for your Kia Optima? Call or email us Monday-Friday and we'll help figure out a solution. While you're here, pick up a Kia Optima key fob battery, transponder key, personalized remote cover and other accessories so you always can get in and out. If you own the rebranded Kia K5, those keyless entry remotes can be found here.