So i was over on V6P and came across this thread so i thought i'd share.this dude made a prototype dual TB workin on a J30.
http://www.v6performance.net/forums/7g-performance-discussion/215853-dual-throttle-bodies-dbw.html
http://www.v6performance.net/forums/7g-performance-discussion/215853-dual-throttle-bodies-dbw.html