To deal with this problem Ford’s
Ford Tackles Catalytic Converter Theft with VIN
Believe it or not, thefts of catalytic convertors are on the rise in the UK and elsewhere. And if you’re wondering why the answer is hidden inside the catalyst as the precious metal content is usually platinum that can fetch around £100 or €130 / $200 for just a few minutes’ “work”. Until now, since there was no way of identifying one converter from another, thieves ran a very low risk of being charged, even if caught.