you can buy the mopar performance ecu and wiring for $2k or more you can buy hotwire auto's unlocking and wiring harness for about the same You can buy Holley controller for about the same
$1000 to Sound German for TF8 controller. Plus you need to acquire the oem shifter.
I keep going back and forth between my original plan to turbocharge a 5.7 with a 392 cam or go hellcat. either way would be for my Coronet race car so my plan is a 727.