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The subject of this article appears in Call of Duty: Modern Warfare (2019) The subject of this article appears in Call of Duty: Warzone


Tune Up is a Tier 3 perk featured in Call of Duty: Modern Warfare

Call of Duty: Modern Warfare

"Reduce the charge time of field upgrades by 40%."
Create-A-Class description


Tune Up increases the rate at which Field Upgrades are earned by 40%.

In Call of Duty: Warzone, it reduces revive time by 25%.

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