This complete factory Toyota 4Runner security alarm includes all components for proper installation that will assure the proper operation will be in place when you have completed the install process. There's no better protection than from this factory Toyota 4Runner alarm system for your 4Runner to keep intruders out and valuables in no matter where you park this is the best factory system offered. You will want this Toyota 4Runner security system made to factory specifications for your vehicle not an aftermarket system that may not be compatible to your vehicle and could be easily disarmed. You will get a quality fit with this factory designed Toyota 4Runner security system for your 4Runner as well as a perfect operation to help protect your vehicle when it is most vulnerable.