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Path of Exile Item Upgrades The performance of many Path of Exile items can be improved by upgrading their performance. They can also provide additional damage, AD or even affixes. Rare-grade equipment is often superior to upgraded Common or Magic equipment because of their high requirements. Armor Armor upgrades can be applied to both weapon and armor items. They boost the effectiveness of the item they are connected to. Armor upgrades can be found in the game's world and can be purchased from Blacksmiths at any bonfire. They can also be salvag