CoD MW3 Weapons Boost: Leveling & Unlocks

Call of Duty: MW3 weapons boosting is a service that helps customers level up & unlock the best guns effortlessly. At, you can get an experienced CoD booster to reach max level for all weapons in Modern Warfare 3 lightning-fast.
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Fast & Easy Boosting Steps
  • STEP 1

    Browse the website

    STEP 1

    Take a look at our wide selection of offers and choose the desired service from our store.

  • STEP 2

    Consult with us

    STEP 2

    Share your thoughts with us, let us know what service would be needed and consult with our professional team.

  • STEP 3

    Order the service

    STEP 3

    We are here to make sure its the right decision. Together we choose the best service for your character.

  • STEP 4


    STEP 4

    Once payment and final details are taken care of, a booster gets assigned and starts working on your order.

MW3 Weapons Boosting Services

Our MW3 Weapons boosting services help you unlock & max out all your weapons lightning-fast. Our professional CoD players will log into your account, level up all your guns, and unlock all attachments.

How do the weapons boosting services work in CoD MW3?

The weapons boosting services can only be delivered in piloted mode (account sharing). Our boosters log into your CoD account and unlock or level up your desired weapon in the quickest & most efficient way. At KBoosting, we guarantee your account is 100% safe when purchasing a weapon boost.

How many guns in MW3 2023?

There are 50 exclusive weapons in Modern Warfare 3. Each one has its attachments that can be unlocked by leveling up the weapon. Additionally, the Carry Forward system enables players to bring over the weapons from Modern Warfare 2 to the new game, along with all their progress from the previous game.

We have 78 weapons carried over from MW2 and an additional 50 exclusive MW3 weapons, totaling 128 available weapons for players to use in Modern Warfare 3.

Best Weapons in CoD MW3:

  • • MTZ-556 Assault Rifle.
  • • Rival-9 SMG.
  • • BAS-B LMG.
  • • Longbow Sniper Rifle.

Buying MW3 Weapons boost is the fastest way to unlock and max out all your weapons effortlessly & 100% legit. Our boosters will do the hard work so you can build the best loadouts and smash your enemies in multiplayer matches.

Weapon Platforms in Modern Warfare 3

In CoD MW3, there are more customization options available at Gunsmith. The weapons are built on platforms (weapon families).

You can customize your entire arsenal by sharing the attachments in the same weapon group. When creating your loadout, you can completely change the weapon into a new one.

What are Receivers in Modern Warfare 3?

The Receiver is a name used for weapons within the same platform, which allows you to change the attachments of the base weapon directly and receive a new gun if you have it unlocked.

For example, the base weapon of the MTZ platform is the MTZ-556 AR. MTZ-556's receives are:

  • • MTZ-762.
  • • MTZ Interceptor.

What is the most op weapon in Modern Warfare 3?

There are many powerful weapons in CoD MW3, so it's really difficult to choose only one weapon out of the 50 options.

We researched and tested all of them, and we found out that the absolute best weapon available in Modern Warfare 3 is MCW AR.

At KBoosting, you can find various boosting services to unlock specific weapons and level up your platforms.

We guarantee that our pro CoD boosters will unlock all features at Gunsmith fast & efficiently so you can enjoy all weapons and loadout combinations.

Weapon Categories in Modern Warfare 3

There are 10 classes of weapons in Call of Duty MW3. Depending on your preferences and playstyle. You can use the gunsmith to customize any of them by adding attachments.

You can build a perfect loadout to win every match by unlocking all weapons and finding the combination that fits your style.

All weapon classes in Modern Warfare 3:

  • • Assault Rifles (AR).
  • • Battle Rifles (BR).
  • • Submachine Guns (SMG).
  • • Light Machine Guns (LMG).
  • • Sniper Rifles.
  • • Marksman Rifles.
  • • Shotguns.
  • • Handguns.
  • • Launchers.
  • • Melee Weapons.

We can help you unlock & max out all weapons, so you skip the grind and enjoy the most op loadouts in the game. Our professional boosters are available 24/7

How to level up weapons in Modern Warfare 3?

The weapon leveling process is straightforward; you must equip the desired gun and kill as many enemies as possible to get weapon XP.

Weapons like launchers & melee are more challenging to level up and require time and great skill.

Best Loadouts in Call of Duty MW3

You can pick many options when looking for the best loadout & class setup in Modern Warfare 3. To ensure you have all options available, you must unlock all weapons and attachments first. Our Weapon boosting services are the easiest way to max out all your guns effortlessly.

Best Loadouts in Modern Warfare 3:

We have tested popular weapon combinations and made a list of the most powerful loadouts you can use:

  • • MCW Loadout.
  • • Renetti Loadout.
  • • BAS-B Loadout.
  • • Longbow Loadout.
  • • Lockwood 680 Loadout.
  • • Striker Loadout.

Having the weapons equipped is not enough for building the most OP loadout. Attachments & Perks are are essential for your build to work fine.

MW3 Weapon Attachments:

Activision added a complex weapon customization system in Modern Warfare 3. You can change almost everything on a weapon, making it perfectly match your loadout. You can add attachments such as Muzzle, Barrel, Laser, Optic, Stock, Rear Grip, Underbarrel, Magazine & Ammo Type.

Besides the weapons and best attachments, building the perfect loadout requires attention to detail. To make your build stable, you must also choose the suitable complementary equipment for Vest, Gloves, Boots, Gear, Lethal, Tactical, Field Upgrades.

Frequently Asked Questions

What is a CoD MW3 Weapon boost?
A Call of Duty: MW3 weapon boost is a service that a gets a skilled player to sign into the client's account and unlock or level up any gun.
When do you start working on my MW3 weapon boost?
Usually we start boosting a couple minutes after the order is placed and the payment is processed. There are couple exceptions though when we might be overloaded, when the request on services is very high, such as new season or game launches. After purchasing a Call of Duty Modern Warfare 3 weapon boosting service, you will schedule the service together with the manager in advance, so the team is ready for you whenever it suits you better. Even if we can’t start working on your order right away, before purchasing, the manager will let you know when your boost can be provided.
Is it safe to buy MW3 Weapon boosting services?
We provide boosting services since 2013, completed thousands of orders as self played and piloted mode and we NEVER encountered any issue, so we can definetely claim that our Call of Duty boosting services are 100% safe. Our reputation speaks for ourselves. For extra security, in case you buy a piloted service, that requires account sharing, we can use a VPN of your country and stream the boost aswell.
How long does a MW3 Weapon boost take?
The vast majority of our Modern Warfare 3 weapon boosting services can be delivered in 24-48 hours. If delivery time is very important for you, our weapon services have the "Express" extra option which will move your order in front of the queue which will speed things up with about 30%.