Here is a couple links we should all read to save me time in explaining some basics that REW and rePhase do.

https://www.computeraudiophile.com/f...n-corrections/



And the link to the multi parent rePhase thread over at DIY for anyone who’s interested
rePhase, a loudspeaker phase linearization, EQ and FIR filtering tool - diyAudio


I will start gathering screenshots tonight to get into building the basics on how to make a lovely 2 seat listening position car or a down right deadly 1 seat listening position car, with standard door / dash speaker placement without minimized PLDs (path length differences) and start to jump right into it