thnx guys but really i found other poorly things he exhust manifold was made even from bad metal and it gets warm too much and the down paipe and full exhust frome sam material
and worsty thing that in the back before the cat back theres some titened in the pipe you can say like from 3 inc pipe to 1inc OHH GOD and i think this is one of reasons
by the way one of my friends he got gt with rb25det and he got almost the same items
he run 1 bar on the t70 and then hhhh i started to cry so guys i have make many things
i will change all the exhust pipe and the manifold and i will read the boost after that if it less i will increas it until i got 1 bar even i will make changes to the SAFC2 to get more fulle on top RPMs after that i will dino it so see you guys after all that staff and thnx for rep