Found in random parts rarely on Ghoul Reavers, as well as high level ghouls and Glowing ones. Full set crafted at Chemlab. Helmet, mask, and Underarmor must be crafted at chemlab, as they are not acquired from ghouls.

This is a patch to improve visuals with "Fallout 3 - NV Feral Ghouls Replacer" (nexusmods.com/fallout4/mods/39290). It requires that the main file be an ESL.