Meet the Linxup Car GPS System: a handy solution for tracking your car. It lets you monitor location, direction, speed, traffic, and more using Google maps. This 3G tracking device helps you improve efficiency and review driving history for your drivers. You can install it under your vehicle with three wires.
You get text and email alerts when a driver speeds, brakes abruptly, accelerates rapidly, or tampers with the GPS device. More information is available here.