Mine is definitely the trend of doing “catless downpipes” and “resonator deletes” making your exhaust super raspy as a means of gaining more volume rather than doing a proper exhaust setup. Especially since high flow cats these days will flow more hp than most are making.
I basically fall into the camp of “do what you want with your car”. Aesthetically at least.
Except things that are just annoying or dangerous to others.
So I guess things like: