^ No these things dont come in handy, If someone comes to rob you, YOu cant tell him to wait, Let me take out my gun. Dont even advise such.
Allah sab ko apne hifz o amaan mei rakhei.
@nyc, Im glad ur cars safe, About motion detectors in garage, its not realy posible because cats/mouse might come and siren again nd again, but id recomed you to get most security for your car.
After market items are avalible
-You have to make your keyring with ur car to start it. If not it starts shouting, You have to press release the brake or handbrake to turn it off,
-Uncliping the ECU is not an option as it might come loose after sometime.
-Removing plug wires isnt also possible.