Luminance - SeaMoth texture tweak
🟠 Updated over a year ago⚠️ Install Order · 3 steps
Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.
Preview

🔍 Analysis
- 👍 1.3% endorsement rate — high engagement, a strong quality signal
- 🏆 #29 of 114 Visuals and Graphics mods in this game by downloads
📋 About This Mod
A small texture mod that includes 2048 x 2048 luminance textures which are in the same resolution as the main texture files (original _illum.pngs are in half resolution). In the opional file the exterior lights are brighter and the cockpit is always lit (see pictures taken at night).
Installation:
Requirements
-
[]Tobey's BepInEx Pack for Subnautica
[
]Nautilus[]Texture Replacer (BepInEx)
Manual installation only! (because of the config folder)
Bold: Main file
Italic: Optional files (SeaMoth_interior_illum_textures.json is only for the main file. You should remove it when SeaMoth_illum_textures.json is present)
Folder structure inside your Subnautica game location
TextureReplacer
Exosuit_illum_textures.json
SeaMoth_illum_textures.json
SeaMoth_interior_illum_textures.json
TextureReplacer
engine_power_cell_ion_illum.png
power_cell_01_illum.png
seamoth_storage_02_illum.png
Submersible_seaMoth_illum.png
Submersible_seaMoth_indoor_illum.png
Configuration:
If you would like to edit the glow strength and base texture brightness (lit cockpit at night), the .json file is pretty much self explanatory.
-
[]_GlowStrength (default: 1.94)
[]_GlowStrengthNight (default: 1.94)
[]_EmissionLM (base texture brightness; default: 0)
[]_EmissionLMNight (base texture brightness night; default: 0)
[]SeaMoth_illum: exterior lights
[]SeaMoth_indoor_illum: ceiling lamps, cockpit brightness. back top part
[]FlapL_illum: left tail light
[]FlapR_illum: right tail light
[]ModuleCover_illum: little bulb on the module storage lid
[*]PowerCell_illum: normal powe
-
[]_GlowStrength (default: 1.94)
A compact visual mod that replaces the SeaMoth's luminance textures with modified versions, requiring the Texture Replacer mod. With 42 endorsements and 3,212 downloads, it's a niche choice for Subnautica players seeking a subtle visual tweak. Last updated April 2025.
✨ Key Features
📊 Pros & Cons
✅ Pros
- Lightweight and easy to install if you already use Texture Replacer.
- Gives the SeaMoth a fresh look without overhauling the whole game.
- Decent download count (3,212) for a niche texture tweak.
⚠️ Cons
- Only 42 endorsements—might not be widely tested.
- Requires an external mod (Texture Replacer) that isn't included.
- No screenshots or detailed description—you're flying blind on what it actually looks like.
For Subnautica players who want a subtle visual change to the SeaMoth and already use Texture Replacer. Skip if you're looking for major overhauls or don't want to fiddle with dependencies.
💡 Beginner Tips
- Make sure Texture Replacer is installed and working before adding this mod.
- Check the mod's file structure to ensure textures go into the correct folder.
- If you're using Vortex or another mod manager, let it handle the file placement to avoid conflicts.
📊 Mod Details
- Game
- Subnautica Mods
- Author
- Aschilinggs
- Version
- 1.0
- Downloads
- 3,212
- Endorsements
- 42
- Category
- Visuals and Graphics
- Created
- 4/19/2025
- Updated
- 4/26/2025
🔧 How to Install Subnautica Mods
Download from Nexus.
📖 Full step-by-step install guide for Subnautica →
Visit the official mod page for specific installation instructions for this mod.
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