its over under boostin...

[thurzdays]

so recently my poor car stared this new thing were at wot itll gain boost hold for a sec or two then the car kinda goes retarded like duhhhh if i let of the gas and go back on it same thing build boost then nothing some one localsuggested a map sensor it did help but its still not right car mostly stock stage two wg and intake if anyone has ever ridden in acar with traction control thats what it sounds like just lie rearded i i dont know how else to explain it no engine codes and drives perfectly fine under 5 lbs of boost and in 4th and 5th gear this problem is just gone