I was searching for a boost controller to get 12psi out of my T25 and was looking at the HKS acuator and found this,
http://www.hopupracing.com/hksvbcvbocou.html. Its a manual boost controller that can be placed in the car or the engine bay. I was wondering if anyone had experience with it.. Im considering trying it out, for the price it isn't bad but thought to see if anyone else is running one.