That first graph looks like absolute shit.
What size is the t3?
hows your ignition? stock? been replaced (plugs wires cap,rotor,etc) lately?
After it's been cleaned up a bit it looks as though your engine is missing a bit in the higher rpm.
Whats your timing set at? how much timing retard are your running @ full boost? how much boost are you running?
Your afr looks like it could still be cleaned up a bit.
Whats your base timing set at?
Whats the rest of your set-up?
Vital info.