lol i know right.
I did a build similar to this not long ago. My temps in the silent base 800 case on air were pretty high, the GPUs hitting 84 in games, CPU in the 70s. I switched to full water cooling.
It was fairly simple to do, the biggest pain was wiring it.
https://forum.teksyndicate.com/t/in-desk-watercooled-pc-build-completed/93748