You can upgrade Primal Storms gear to Item Level 395 in Patch 10.0.7.

We’ve got some good news for players gearing up through open-world content in Dragonflight. The gear from Primal Storms can be¬†upgraded to Item Level 395 with¬†Untapped Forbidden Knowledge, obtained from completing new Forbidden Reach content.

Thanks to MrGM for the screenshot.

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