For your analogy to be faithful, there would have to be legislation forcing the price of your "really nice truck" to a million dollars.
Perhaps this will help:
https://en.wikipedia.org/wiki/De_facto
Well, if the government didn’t force manufactures to include all the safety equipment and emissions systems they would be significantly cheaper. What’s the difference? Do a search for auto weapons for sale. If there’s a ban, they’re not very good at it.