Resident Evil 4 Ultimate Item Modifier V11 Now

v11 includes a meticulously cataloged list of every item ID. This includes:

If you installed a texture mod that replaced the "Beehive" treasure with a piece of cheese (yes, this happens), v11 allows you to directly delete the corrupted inventory slot, preventing a crash upon loading.


Even with v11's stability, things can go wrong. Here is how to fix the most common errors:

Error: "Invalid Checksum"

Error: "Item missing from inventory"

The Game crashes when I open the attaché case.

Navigate to Costume Flags and select "Special Costume 2." Check "Armor Behavior." Now, when enemies try to grab Ashley, they will stagger and fall over. resident evil 4 ultimate item modifier v11

v11 became a cult classic in the RE modding scene because it bridges the gap between “cheat tool” and “sandbox creator.” Speedrunners use it to practice individual segments. Troll creators use it to make “impossible” challenge runs. And casual players? They just want to see what happens when you give Ashley a Chicago Typewriter and 9999 rounds before the church cutscene.

Spoiler: She uses it. Poorly.


Final Verdict: If you’ve beaten RE4 ten times and still crave more, Ultimate Item Modifier v11 turns the game into a chaotic laboratory. Just remember: with the ability to spawn a hundred Las Plagas samples in your inventory, you might create a monster. Or become one. v11 includes a meticulously cataloged list of every item ID


Resident Evil 4 has no anti-cheat. However, if you upload speedruns with a modified save to leaderboards, you will be disqualified (unless it's a "Modded% category).


  • Save your changes: Click File > Save As and overwrite the original or create a new SaveData_Modded.bin. Rename it to SaveData.bin to use it.
  • The jump from v10 to v11 wasn't just a bug fix; it was a feature overhaul. Here is what the Resident Evil 4 Ultimate Item Modifier v11 brings to the table: