- For mounted weapon with similar names, see FlaK 88 and Flakvierling.
- For a similarly named perk, see Flak Jacket.
- "Increases damage to Scorestreaks. (Stacks with FMJ/Ram Servo)"
- — In-game Description
Flak is a Common Gun Perk that appears in Call of Duty: Infinite Warfare, found upon certain weapon variants. It increases damage dealt towards scorestreaks on the weapon variant is applied to.
When found on an energy weapon variant, it can stack with the Ram Servo attachment. When found on a ballistic weapon variant, it can stack with the FMJ attachment.