This mod replicates the artwork version of Clay Simons and the Grenade Launcher.
Clay's textures from Grand Theft Auto IV and Episodes From Liberty City: Characters Fixes By TheYoshiPunch was used as a base. 
https://gtaforums.com/topic/927583-grand-theft-auto-iv-and-episodes-from-liberty-city-characters-fixes/


Installation:

1. Use OpenIV (or SparkIV) and find the Directory of TLaD [The folder with the PC & Common Folders]

-Try one of the following directories, It Depends on the Game/version you have

DLC + IV: GTA IV\TLAD or GTA IV\DLC\TLAD\content\
EFLC: "EFLC\" (or EFLC\TLAD\)


2. From TLaD's Folder, Go to pc\models\cdimages\componentpeds.img and replace ig_clay.wtd

3. From TLaD's Folder, Go to pc\anim\cutsprops.img and replace cs_clay.wtd 
(also replace csgrenadelaunch.wdr with the one in the bonus folder if you want to replace the grenade launcher with the artwork version in the cutscenes)


If you want to replace the grenade launcher:

4. From TLaD's Folder, Go to pc\models\cdimages\weapons_e1.img and replace "w_e1_glauncher.wdr" and "w_e1_glauncher.wtd"

5. From TLaD's Folder, Go to pc\data\maps\props\e1_xref.img and replace "prop_e1_glauncher.wdr"


--Bugs--
. (Some) Textures have some compression issues/are corrupted, they are mostly minor or hardly noticeble in-game.


--Other Notes--
I don't think this mod will recieve any updates in the future. I have only uploaded this mod to gtainside/my mod workshop, any other upload on any other site was not done by me without my permission. (COUGH COUGH GTAALL)
You can use assets from this mod as long as it's not a full re-upload and I am credited as Golden Saddle. 
If you do want to include this with a bundle along with other mods, then let me know on twitter @GoldenSaddleYT or through the GTAforums and credit me.

My video showcasing this Mod: https://www.youtube.com/watch?v=SUqzQypmbOk
Also Checkout My Beta TLaD Rifle walk mod: https://www.youtube.com/watch?v=T3H65pfg_X0

The Almighty forgives, brother. The Lost don't.