here is a kakimoto intake chamber going real cheap(well compared to retail) id buy if didnt have higher priorities right now
http://www.importmonster.com.au/view?url=http://page.auctions.yahoo.co.jp/jp/auction/101772074&thumb=http://f5.auctions.c.yimg.jp/img287.auctions.yahoo.co.jp/users/5/0/5/6/car_impact2006-thumb-119156947312230.jpg&title=3%200R%20BPE
unsure of power gains, if any but sure as hell looks sexy.