Very very cool, old school from the late 90s to the early 2000's.
ASUS ROG, that is a very old early rad, forget which, seen it before.
The rest is home made, love the res design.
I know the OP is running anti-corrosion liquids, he's a smart cookie.
OP, tell us about temps and we have a build log area, make a log if you have a story and pics to tell, inform us more, that is old school cool.