C'mon Mike a Cat D car is at least 33% less than a not Cat D otherwise why are people putting them back on the road and keeping that hidden.
TX.
There cheap to buy (damaged that is) relatively easy to fix (ebay flooded with parts, probably mostly stolen.lol) and sell for good money once repaired.
Do i agree with it ethically... no. Is it a good business model, of course. (Except the potentially not telling the customer its been in a shunt bit)