man thats ratshit when I had that ecu in my car I ran 17psi primary and 19psi secondary a few time but mostly 14 psi on primary and 17psi on the secondary normally
man twin turbos boost all over the place haha mine used to boost 14psi primary and 19psi secondary that was with a prova ecu though. as funkytown says tt are a pain in the ass
RSB has bilstein suspension and was the facelifted model if Im correct which had the EJ20R engine with 206kw and vf18/19 turbos RS had the EJ20H engine with 183kw and VF13/14 turbos all of this is on a if Im correct basis but Im pretty sure I am