Vehicle Oxygen Upgrade

subnautica — Mods & Enhancements

Vehicle Oxygen Upgrade removes the built-in oxygen supply from the Seamoth and Exosuit in Subnautica, requiring players to craft and install a new upgrade module to restore oxygen. The upgrade is unlocked via the Base Upgrade Console. This mod adds a new survival challenge for experienced players.

📦 Full mod page on discovermods

Downloads, ratings, compatibility info, installation guides, and user reviews.

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Syntax

Gameplay

Example

Downloads: 4,563 | Endorsements: 157

💡 Notes

By FCStudios-Mimes | v1.0.0.0 | 157 endorsements

🎯 Tips & Tricks

Make sure to craft the upgrade before venturing far from you

Make sure to craft the upgrade before venturing far from your base in a vehicle.

Check the mod's page for any updates or patches if you're on

Check the mod's page for any updates or patches if you're on a recent game version.

Consider pairing with other difficulty mods for a hardcore s

Consider pairing with other difficulty mods for a hardcore survival run.

🔧 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

Adds a fresh survival twist for veterans who want more challenge
Simple concept that integrates with existing upgrade system
Decent community support with 157 endorsements

👎 Cons

Last updated in 2021 – may not work with the latest Subnautica patches
No installation instructions or compatibility notes provided by the author
Could frustrate players who expect default oxygen behavior

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