Call of Duty Modern Warfare 3 (MW3)

How to Unlock 5.56 Armor Piercing Attachment

The 5.56 Armor Piercing is a gun attachment found under the Ammunitions attachment category of Modern Warfare 3 (MW3). Check out our guide to learn how to unlock the 5.56 Armor Piercing and find out all compatible guns for this attachment!

How to Unlock 5.56 Armor Piercing

Level Up Guns in MW3 Multiplayer Modes

The 5.56 Armor Piercing attachment can be unlocked by leveling up the following guns in MW3 multiplayer, Zombies, or Warzone:

Weapon Required Level
Modern Warfare 3 -M4M4 Raise the M4 to Level 9

Complete the Attachment's Armory Unlock Challenge

Alternatively, players who have reached Account Level 25 can opt to complete Armory Unlock challenges to get the 5.56 Armor Piercing attachment, early.

Once you unlock this feature, modify your chosen gun at the Gunsmith and select the 5.56 Armor Piercing from the Ammunition attachment slot of your weapon. This should activate its Armory Unlock contract, allowing you to complete Daily and Bonus Challenges to get it earlier.

Armory Unlock Challenges

5.56 Armor Piercing Compatible Guns

Guns That Can Use the Attachment
Modern Warfare 3 -M4M4 Modern Warfare 3 -M16M16 Modern Warfare 3 -TAQ-56TAQ-56
Modern Warfare 3 -STB 556STB 556 Modern Warfare 3 -ISO HemlockISO Hemlock Modern Warfare 3 -M13BM13B
Modern Warfare 3 -Tempus RazorbackTempus Razorback Modern Warfare 3 -FR AvancerFR Avancer Modern Warfare 3 -HCR 56HCR 56
Modern Warfare 3 -556 Icarus556 Icarus Modern Warfare 3 -MCWMCW Modern Warfare 3 -MTZ-556MTZ-556
Modern Warfare 3 -Holger 26Holger 26 Modern Warfare 3 -FR 5.56FR 5.56 Modern Warfare 3 -Bruen Mk9Bruen Mk9
Modern Warfare 3 -Holger 556Holger 556 Modern Warfare 3 -DM56DM56 Modern Warfare 3 -RAM-7RAM-7
Modern Warfare 3 -TAQ EvolvereTAQ Evolvere Modern Warfare 3 -BP50BP50

Modern Warfare 3 (MW3) Related Guides

Modern Warfare 3 - Attachments

List of All Attachments

Attachment Types in MW3

Attachments By Type
Barrel Stock Ammunition Muzzle
Rear Grip Optic Underbarrel Magazine
Receiver Laser Comb Trigger Action
Guard Bolt Arm Rail
Carry Handle Lever Loader Wire
Conversion Kit

Best Ammunition to Equip in MW3

Best MW3 Ammunition
This list is under construction!

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