help rb20det cutting out high rpm

[a31nismo]

hi ive got a rb20det cefiro with fmic,walbro225,rb25 turbo,and chipped ecu it runs and idles mint but when torqing it through 2nd gear it hits about 7000rpm then just cuts out the engine doesnt die but the revs drop does the same in 3rd but doesnt do it in 1st i can smash it of the limiter sweet any help would be great

[terrible01]

welcome to my world... aem ems w/ eugo, iat sensor and 3.5 bar map sensor. then have a good shop tune that out for you...

check for vac leaks, maf wiring, leaking injectors, etc...