.338 Magnum High Velocity attachment in MW4
The .338 Magnum High Velocity is a ammunition attachment that community sites list for one weapon: APOC-338. CODMunity lists a stat change on 1 of them; the largest is bullet velocity +20% on the APOC-338 (better). No popular build that CODMunity lists uses it.
Community-reportedggranked and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the .338 Magnum High Velocity
Activision publishes no compatibility list; 2 community sources report this weapon. No weapon level is reported.
| Weapon | Class | Weapon level | Stats with a listed change |
|---|---|---|---|
| APOC-338 | LMG | bullet velocity (large, better) and damage range (small, better) |
What the .338 Magnum High Velocity changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| APOC-338 | Bullet velocity | 730 m/s | 876 m/s | +20% (better) |
| Damage range | 100% | 106% | +6% (better) |
How it ranks among ammunition attachments
Its largest change on each weapon, compared with the other ammunition attachments the source lists that stat for.
- APOC-338: its large bullet velocity change (better) is the only one listed.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the .338 Magnum High Velocity
No popular build listed by CODMunity uses the .338 Magnum High Velocity. That says nothing about how it performs; most listed attachments are in no popular build.
Frequently asked questions
What does the .338 Magnum High Velocity do in MW4?
CODMunity lists 2 stat changes for it across 1 weapon: 2 better and 0 worse. The largest is bullet velocity +20% on the APOC-338 (better).
Which weapons can use the .338 Magnum High Velocity?
Community sites list APOC-338. Activision has not published a compatibility list.
Is the .338 Magnum High Velocity in a popular build?
No. None of the popular builds that CODMunity lists uses it.