Barthek has released his latest version of High Res texture for Caucasus. Even better, these comes for free ! You can download them on the excellent website LockOnFiles.com, which host several others mods/textures.
If you like his work, feel free to make a donation. Unlike someone else, it’s not mandatory. Even if that’s just paying a coffee, It will probably warm his heart after he got sacked from ED forum. All the download and donation details here.