has any one tryed these i want to put in my v&h short shots for deeper crisper sound

never heard of them....got a link?

 Their site is http://www.bigcitythunder.com/

FR

did you go to the website pennywise what do you think

I have them in my shortshots. I honestly don't think they make a difference. But now I'm use to how loud they are and I like it that way!