Nice work. It'll keep making power to 8000rpm (that's where mine makes peak power) but it'll fall away in a hurry after 8200.
This is what happened to mine a week ago..
[ame="https://www.youtube.com/watch?v=MNhcI4py8Lg"]3SGE Beams drops valve mid drift - YouTube[/ame]
Too many drift runs in 4th gear, sitting on limiter
I'm flattered you copied my plenum