TKSTAR GPS Tracker,GPS Tracker for Vehicles Waterproof Real Time Car GPS Tracker Strong Magnet Tracking Device For Motorcycle Trucks Anti Theft Alarm TK905
https://www.amazon.com/dp/B01N6H70C9..._R-KbEbVPW4WS6
This is the one recommended by Schaechter and Casey Miles (see the stolen race car thread). I wouldn’t hesitate to heed either of their advice (except what converter to run of course LOL). Plan on picking one up myself.