wangulator

see: exhaust muffler the aftermarket muffler that you add to any car and changing it's sound, when installed properly, you get a deep clean sound or a shitty sound if you over do it

this word must not be widely used, I've only heard it once from a guy who frequently makes shit up, funny to mention that he's a wanna be gansta

its true origin probably came from the "waaaaaaang" sound that it makes