With such a vast amount of weapons to choose from, it’s easy to see how guns in Modern Warfare 3 and Warzone can get forgotten or barely used.

That’s why Aftermarket Parts have made such a great addition to the franchise in MW3. These parts, sometimes attachments or full-fledged Conversion Kits, can take a weak or unpopular gun and transform it into something fun, powerful, or just worth using again.