Okada's web page isn't up to date - They do make a set for the BRZ/FR-S.
Here's where I got them:
http://www.ft86club.com/forums/showt...ighlight=Okada
I figured the OEM coils are $110 each and have already displayed a life of about 7 months on the track, misfiring part of that time. On the other hand the Okada coils are about $200 each and seem to have a good reputation in stressful applications.