Keep your vehicle safe with this factory Toyota Sienna security system that will deter the unwanted and make sure that your vehicle will be in the same place that you parked it. This factory Toyota Sienna security alarm will install and operate properly because it is designed specifically for your vehicle with the common connections to make the installation a simple process. Because it is a factory accessory you can be sure that the application of this Toyota Sienna security system will be right for your vehicle with all the necessary hardware needed for a quality installation. Because this Toyota Sienna alarm system is OEM you know it will operate correctly and also the installation will be a straight forward process with all connectors matching up so here will be no confusion.