Check 0:42 of this vid. I think this is the sound you want. It's tightie's - yeah ^ this guy - he has a Gintani blower and I'm not sure of the BOV but I understand it may be adapted to an ESS kit.
http://www.m3post.com/forums/showthread.php?t=728911
I like the sound as well so I guess that makes me a ricer