Lund tunes 100's of these cars via email. Mine was tuned via text messages and facebook chat messages...never touched a roller and ran faster than any PBD car with the same mods...it isn't them but most likely you. I would maybe get someone local to help you with datalogging. It can be tricky if...
A low stall speed and tight converter won't be much different than stock. As you go up in how loose it is and stall speed you will have to go deeper into the throttle before lock-up to have the car move.
As vendors have said it isn't magic making power... and with that being said I ran faster and et was quicker than any PBD tuned car with same setup with Lund. Dyno's aren't the end all be all form of measurement as track times are and longevity. A car that you can hammer 24/7 and run 10.5@130 is...
It is a stock 13-14 GT500 with a return tap drilled
It should make power up to 800rwhp with a blower and 850-875rwhp with twins
I ran mine under the driveside for everything
Do NOT run a BAP with this system. You will need two BAP at a minimum to keep from overloading the pumps/bap...
Pullied for 20PSI? Those IATS must get HOT. There usually is a diminishing return on wastegates on a centri vs what your IC can do. Meth would help a lot running a 20psi IAT