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Hull reinforcement
UpgradesVehicle upgradesVehicle Upgrade Console

Hull reinforcement

Preemptively hardens the chassis before collision, eliminating damage under normal conditions. Seamoth/Prawn compatible.

Slot Vehicle Module

How to get

Craft

Vehicle Upgrade Console › Common modules

3× TitaniumLithium4× Diamond

Calculate materials →

Blueprint

Subnautica data: build 83031 (Oct 2025)