Breastplate of Valor

Part of the Warrior-aimed Battlegear of Valor set, the Dungeon Set 1 gear set.

Source
This item drops from General Drakkisath in Blackrock Spire.

Breastplate of Valor as a quest objective
This item is an objective for the following quests:

Please see the Dungeon Set 2 page for a walkthrough on upgrading your Set 1 pieces to Set 2.