see their site...
http://www.gruppem.co.jp/en/home.html Check the news section.
carbon fibre ram air system released yesterday. 268,000 Japanese Yen or €1,897.00
expensive but i had one of these on my last car and it was very effective...tempting...
I emailed them today to see if they could do any better on the price.
Anyone interested in a group buy??