https://forum.kerbalspaceprogram.com/index.php?/topic/197024-110x-parallax-a-pbr-terrain-shader-111-supports-stock-planets/page/10/&tab=comments#comment-3878841
>  Just install Spectra normally, and if you install it correctly it'll work fine with Parallax 🙂 
> 
> Its terrain textures will not work, because Parallax overrides them, but the rest will 
-- Gameslinx