Aren't license plates just a locked RF tag. They would be cheaper to make than physical plate.
If so, would they be a government issue number like today, or the vehicle's VIN?
Either way, you could have unlocked it and a have databank of "legitimate" plate numbers, and an unlocked RF tag.
Hacking the camera photo is much harder once copies have been made.
If your diving one of the top 3 most popular models of vans, with one of the most popular colors it will be much harder for them to find you, especially if the plates are changed.
I.E. Van Quality Blandness.
I wouldn't say that you lost 25K, you can still try to use it as a trade in for a new van.