ok here i smy prob car runs fine ok i take off in first slam 2nd boost level barly even moves whats wrong

turbo is fine checked it completely

but i ethier half to be in gear for a min then get on it but when ever i slam gears the boost level does not increase so i basicaly take the fuck off then slow the fuck down due to the car not boostin


car -1994 eclipse gst 6 bolt swap 5000 miles on motor new everything

any suggestions