Tune feedback 2017 C7 Z06 A8

Disclaimer first timer here , learning as we speak . Looking for some advice / suggestions on my tune. Let me know what you guys think. Also looking for advice / guidance of where i can learn to make adjustments to the transmission .

Before dyno and street tuning car ran a 6.3 60-130 ill be making another hit tomorrow hoping to get in the 5s.

Car made 744whp 744tq

2017 C7 z06 A8
DSX low side
stock cam , stock di
DSX atlas port with 1050x
kooks headers and X pipe
Cordes 5"
2.3 upper
9.06 lower
E65

Attachment 161204
Attachment 161205

I would back the SOI down about 5-10 degrees (Keep it around 370-375) and then richen up the lambda to .82-.83.