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Borderlands 4 Guide

How to Unlock the Legendary Cooler Rogue Class Mod

Class Mods

Legendary Loot

By Mobalytics

Updated on Mar 27, 2026

Mar 27, 2026

Overview

Cooler is a Rogue Class Mod for the C4SH.

Whenever C4SH deals Ordnance Damage to an enemy, that enemy becomes Jinxed. Whenever C4SH kills a Jinxed enemy, he gains +20% Ordnance Cooldown Rate for 12 seconds. This effect stacks up to 10 times.

borderlands 4 driver class mod

Check out all C4SH Class Mods here!

How to Get

Unlock Location + Farm Method

Acquired all 3 Vault Fragments in the Terminus Range and unlocked the Arch of Origo Vault.
Defeat Primordial Guardian Origo who can drop Cooler
Farm until Cooler drops.

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