Each Mod Name corresponds to the Character and Preset they replace.

Extract (using Winrar or 7zip) in: C:\Program Files (x86)\Steam\steamapps\common\TEKKEN 8\Polaris\Content\Paks\Mods\ Make a folder to sort and manage better

Sad to see that Jun didn't work, her teeth were poking out of the model :/

The order of the presets is the following: