problem with new set up?

[TheFlashDSM]

i got a gsx with a garrett gt35r turbo i had to weld a custom exhaust i have 750cc injectors i drilled a hole in the exhaust for the o2 censor when i start the car it idles but when i give it gas it revs but then bogs out and dies i have a dsm link and it says its not reading the o2 sensor what should i do?

 

[tazndrew04]

recheck your wiring and if u have a multimeter see if the power wire is getting any voltage first