These springs from Apexi are never available in the US. It drops 25mm in the front, and 15mm in the rear. They are designed specifically to maintain the balanced handling of the RX8.

$200 plus shipping. Local pick-up also.

http://jrxrotary.com/pic/apexi1.JPG
http://jrxrotary.com/pic/apexi2.JPG
http://jrxrotary.com/pic/apexi3.JPG
http://jrxrotary.com/pic/apexi4.JPG

pm me if you are interested.

Sammy