How to install:

Check for possible conflicts before installing all these mods, go to your lml folder and search for:

weapons.ymt
catalog_sp.ymt
shop_items.ymt

Delete any mod that have these files.
These three files are the most important ones.

1. Download all the mods below:

<-- 1899 FIREARMS -->

1899 Firearms + Knife Handle Fix
https://www.nexusmods.com/reddeadredemption2/mods/1273

GunFX - 1899 Firearms Only
https://www.nexusmods.com/reddeadredemption2/mods/1186

FirearmCosmetics - 1899 Firearms Edition
https://www.nexusmods.com/reddeadredemption2/mods/1781

<-- 1899 FIREARMS -->

WhyEm's DLC - DO NOT INSTALL
https://www.nexusmods.com/reddeadredemption2/mods/671

Eastern's Epic Extras - DO NOT INSTALL
https://www.nexusmods.com/reddeadredemption2/mods/1505

Gonpachiro's Fancy Atelier - OPTIONAL
https://www.nexusmods.com/reddeadredemption2/mods/1795

2. Install 1899 Firearms and all its companion mods.

3. Drag and drop the two The Trifecta folders(WickedHorseMan and EEE & WhyEm's DLC) to your lml folder.

4. Open WhyEm's DLC .zip and drag and drop its Item_Textures folder to the EEE & WhyEm's DLC folder.

5. Open EEE's .zip and drag and drop its Item_Textures folder to the EEE & WhyEm's DLC folder. Overwrite when asked.

6. OPTIONAL: Open GFA's .zip and drag and drop all its texture files to any of the numbered folders inside Item_Textures of EEE & WhyEm's DLC.

7. Done!

⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠴⢿⣧⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣴⣿⣧⣆⣘⡄⢹⣿⣷⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣷⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠀⣴⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣴⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⢀⣀⡀⣾⡿⠀⠉⠉⠛⠋⠛⠛⠚⣿⣿⣿⣿⣿⣿⣷⣄⠀⠀⠀⠀⠀
⠀⠀⠀⢠⣍⠹⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀
⠀⠀⠀⠀⢿⣷⣾⣿⣿⠀⠀⠀⠀⠀⠀⢀⣴⣾⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⢹⣟⢻⣿⣄⠀⠀⠀⠀⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠻⠿⠟⠁⠑⢶⣤⣴⣿⣿⣿⣷⣶⣬⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⠛⠛⢛⣿⣿⣿⣿⡿⠛⠁⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⢿⡿⠟andré⠀⠀⠀⠀⠀