[svandamme]

only GPS trackers that work, have a subscription because they need cellphone coverage to work.

Please be aware, that car thieves know that those things exist. And for high value cars, they will simply jam it with an aliexpress cellular jammer.. drive the car to a place with no cellphone reception and then find and destroy the tracker.

GPS trackers are zero guarantee

Porsche uses tracking devices in europe that do not rely on celular but on RAM data , it's like a network on CB radio or something like it.