Kill switches or Ignition interupt. Our strongest recommendation is that all vehicles be protected by an ignition interrupt device. By using a hidden switch or special key, Ignition interrupt devices prevent almost all auto theft. We strongly urge you to have one installed. Kill switches, vehicle immobilizers, interrupts, and fuse cut-off devices can be purchased from private vehicle security shops.
Private firms offer a wide array of anti theft systems and some are very sophisticated.
An electronic key system can be installed on any vehicle and if you wish greater protection a wide array of options are available through these vehicle security firms. Interrupt - requires special key or keypad to start car. Programmable passive arming 30 sec after last door is closed. Remote keyless entry. Built-in perimeter sensing.