In reply to Opti :
Do you remember when Kumho (I think) came out with tires with a colored rib towards the middle? People were buying the tires with the colors of their local youth group and doing burnouts to mark their territory. Or other peoples'.
Very soon after, they stopped selling them...
The squeaky wheel isn't the one to get the grease, the squeaky wheel is the first to get replaced.
As has been pointed out, all of the emissions defeat crackdowns are because of a very visible group of people creating outrage from the general populace who wants Somebody To Do Something.
If you're not causing problems, nobody will care. There are bigger, more problematic fish to fry. So the first step is to not cause problems. Be respectful of others. This is something hotrodders have had to deal with since hotrodding was new.
There are a lot of once popular drifting roads in Japan that have speed bumps mid corner, now...
When I go to rallycross events, I stay mindful and respectful for noise and such while driving to and fro because no matter where I am, that is someone's home. The EPA has a mandate from the populace to crack down because some people just are not respectful of others and we are all going to have to pay that price.