How to unlock JAK Cataclysm Aftermarket Part in MW3 and Warzone

The JAK Cataclysm Aftermarket Part is now available to unlock in MW3 and Warzone as part of the Season 5 Week 2 challenges. This conversion kit is exclusively designed for the RPK LMG, transforming it into a hard-hitting weapon that functions like a .50 cal sniper. The aftermarket part gives the gun a low bullet count but ensures each shot has devastating power behind it. This makes the RPK LMG equipped with the JAK Cataclysm ideal for medium to long-range engagements.

To access this aftermarket part, you need to complete a required number of Season 5 Week 2 challenges. This article will outline the steps to unlock the JAK Cataclysm Conversion Kit in MW3 and Warzone.

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How to get the JAK Cataclysm Aftermarket Part in MW3 and Warzone

To acquire the JAK Cataclysm Aftermarket Part for the RPK LMG, you must complete five Season 5 Week 2 challenges in Call of Duty MW3 and Warzone.

Every Wednesday, Sledgehammer Games provides a new set of challenges for each mode — MW3 Multiplayer, MW3 Zombies, and Warzone. You only need to select one set and complete all five tasks from it.

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MW3 and Warzone Season 5 Week 2 challenges

Here are all the tasks, as presented in-game:

MW3 Multiplayer

All MW3 Multiplayer Season 5 Week 2 challenges (Image via Activision)

• Get 35 Operator Kills while Aiming Down Sights
• Get 25 Operator Kills with any Scope Equipped to a Weapon
• Get 2 Operator Kills with 1 Magazine 10 Times
• Get 5 Operator Kills while Holding Your Breath with a Sniper Rifle
• Get 20 Operator Kills with a Silenced Assault Rifle
• Get 15 Operator Headshot Kills with Marksman Rifles or Sniper Rifles
• Get 15 Operator Kills with an LMG Equipped with 5 Attachments

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MW3 Zombies

All MW3 Zombies Season 5 Week 2 challenges (Image via Activision)

• Get 300 Kills while Aiming Down Sights
• Get 150 Kills with a Scoped Weapon
• Get 300 Kills with a Pack-A-Punched LMG
• Get 10 Kills without being hit 20 Times with a Sniper Rifle
• Get 100 Kills with a Suppressed Assault Rifle
• Get 200 Critical Kills with a Sniper or Marksman Rifle
• Get 75 Kills with a LMG using 5 Attachments

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Warzone (Battle Royale)

All Warzone Season 5 Week 2 challenges (Image via Activision)

• In Warzone Urzikstan, Open 30 Loot Caches in the North-West Region (Resort, Power, Seaport, Cargo)
• In Warzone Urzikstan, Open 30 Loot Caches in the Southern Region (City, Suburbs, Manor)
• In Warzone, place in the top 10 7 time(s)
• In Warzone, get 7 Operator Kills or Kill Assists with a Recommended Weapon.
• In Warzone Urzikstan, Open 30 Loot Caches in the Eastern Region Military Base (Military Base, Farms)
• In Warzone Urzikstan, Open 30 Loot Caches in the Central Region (Old Town, Low Town)
• In Warzone, complete 20 Contract(s)

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Acquiring the JAK Cataclysm Aftermarket Part will be an easy task this time, as the MW3 and Warzone tasks are straightforward. In the former, you simply need to gather kills and meet the relevant criteria. You can complete four tasks from the MW3 set using an LMG with all the attachments and a large magazine size. For the remaining task, you can choose any attachment that you prefer.

In Warzone, you just need to visit different regions and open loot caches.

As for MW3 Zombies challenges, they are easy but will take time to complete, as you will need to infil and exfil a few times to complete the five tasks.

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That covers everything there is to know about unlocking the JAK Cataclysm Aftermarket Part in Warzone and MW3.

Check out our other Call of Duty articles:

• Activision has released Warzone Caldera map, but there's a catch
• How to unlock PlayStation Combat Pack 5 for free in Warzone and MW3