Just heard one of the loudest cars I think I've ever heard drive past in front of my place.
I heard it coming from well over a block away and it sounded like a high revving race car. When it passed by my window, it hit the gas suddenly and the turbo spooled up and the BOV sounded multiple times as he bounced it off the rev limiter! Just absolutely ridiculously loud.
It was a modded black GT-R with a huge racing wing!
Looked like this: