More Engine Efficiency Modules
subnautica — Mods & Enhancements
Adds Engine Efficiency Module MK2 and MK3 for the Seamoth and PRAWN Suit in Subnautica. A popular upgrade mod with 413 endorsements, last updated in April 2022. For players who want to extend their underwater exploration time.
📦 Full mod page on discovermods
Downloads, ratings, compatibility info, installation guides, and user reviews.
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Vehicles and UpgradesExample
Downloads: 24,462 | Endorsements: 413💡 Notes
By Akari | v1.0.0 | 413 endorsements
🎯 Tips & Tricks
Make sure you have a mod loader like QMods or BepInEx installed, as most Subnautica mods require one.
Check the mod's comments section for any compatibility notes with other vehicle mods.
If the modules don't appear in the fabricator, verify that the mod is enabled in your mod manager.
🔧 Troubleshooting
Mod not working
Check load order and required dependencies. Read the full mod description.
⚠️ Common Mistakes
- Installing multiple mods that modify the same files without checking compatibility
👍 Pros
- Community favorite with 413 endorsements and over 24k downloads.
- Straightforward upgrade that extends your vehicle's power efficiency.
- Works for both the Seamoth and PRAWN Suit, so you get more bang for your buck.
👎 Cons
- Last updated in April 2022 — might not be compatible with the latest Subnautica patches.
- No detailed instructions or crafting recipes provided in the description.
- Only adds two new modules; if you were hoping for a full overhaul, this isn't it.