because on a show car they need to as close to prefect as possible
"need to as" to explain perfection...
Don't get mad.
No malice intended.
Some folks like to work on their cars, others like to throw money at them.
To each his own.
In the former case, it's not hard to do at all.
Just take a few pictures and if you have lines to copy even better.
If it isn't right do it again.
Faster and cheaper, + you did it.
Second case, even easier, just send money , wait, get new parts installed.
If they don't fit or look right blame manufacturer.