How to do a stand alone harness out of a factory?

[ronaldcorcoran]

Hello,
I want to do a stand alone harness out of a factory.
What has to be turned off to make it work its a engine dyno so there's know trans and its a 8.1with etc?
Thanks in advance

[Tre-Cool]

generally turn off vats & use a manual based ecu tune.

[overtaerie]

Thanks for your suggestion, I will try it.
happy wheels (https://happy-wheels.co)