Recently I changed a turbo and went for a tune. And the chart is pretty nice on the torque but why my hp and torque difference so much?

 

Asked tuner and he told me is the stock dp restriction and I just changed to a 3" and going for retune soon. My actuator was also adjusted abit tighter

..

 

Share the details

2.3 tomei
Ferrar enlarge 1mm valve
Camshaft (doesnt know) checked before and they cannot confirm is stock.
EVO 9 GT 5 so
kansai intake.
screamer pipe aka dump pipe
fp stock alike exhaust manifold
Aem meth above 1 bar
hks intercooler etc
stock ecu
Was on aem when bought and it was damn fast but my full tank is going for 180km and couldn't find good tuner for aem.. changed to a stock and reflashed twice.

Current reflashed tune 2 weeks ago.
couldn't find a maf sensor along the air intake...

 

 

Check your WGA.