here is a tune using ecuflash with an mbc only, no other mods... its an 05 evo 8 gsr.. baseline 218hp..just tune 232 and finally tune and mbc 252 23psi peak to to 20psi redline). this was done in 85 degree weather..the final run of 252 was after about 6 consecutive runs on the dyno.. what do you think about the gains and the graph? comments?

http://putfile.com/pic.php?pic=main/...5166.gif&s=f10

 

not bad on that low reading dyno...

 

nice number, but i think you still have room for finer adjustment across your powerband.