Be modest. One shouldn't flaunt ones awesomeness. Reveal the source of high horsepower through use of it.
If you got a ProCharger and your in traffic, the guy six cars behind you will likely hear it screaming at idle. Anybody who doesn't recognize the sound is doesn't deserve to know about it....
or tach it up let that bad mother launch. Then everyone around you had better recognize and respect.
Do what you want. You put a lot of time and money in to your build. I hade no problem putting this plate on my old car. Plenty of 4 digit hp cars saw it when trying to catch up. It's your car, build, have confidence in it and back it up