Look up Kit Cars and other types of aftermarket mods. Usually it's an issue of getting the DMV to register it when it claims to be a Toyota but doesn't look like one. Roadworthiness inspections are expensive and you need to have exhaustive detail on everything.
Ultimately it costs tens of thousands of dollars to do, at which point it makes more sense to just buy a nicer car (for most people)
Fairphone should sell phones outside of Europe
Unfortunately neither of us get what we want