• We have updated our Community Code of Conduct. Please read through the new rules for the forum that are an integral part of Paradox Interactive’s User Agreement.
Title says it all. I wanted to download the Gamerkollektive Multilevel Sprite Pack listed above, but none of the links seem to work.

There are other sprite mods as well. You should definitely search the HOI2 forum for bebro's file packages
#
# Classic Games
# Hearts of Iron 2
# HoI2 - Scenarios and modifications
# Other mods and projects

Link: bebro's-Unit-sprites-naval-units-update
There are 4 different packages available which are the best sprites you can get.
 
Another good source for many sprites are Puma's Civ3 conversions:

Link: Puma´s Sprite Pack