alright i was looking up some info on a VW rabbit i am lookin at and i found out they use and AAV and i thought "aw crap not that stupid expencive thing" so i looked it up and i came across a picture, it looks exactly the same, made by bosch...
heres a link:
http://www.performance-cafe.com/prod...oducts_id=1088
if i remember correctly if you got one for a nissan it was roughly $120 almost everywhere, this might be a potental replacment, i just thought it might be worth mensioning if some one wanted to do the research.