Valor is back in Dragonflight

"We’re also introducing an additional Valor upgrade tier, which will increase the maximum item level of Valor upgrades that players can unlock with higher Mythic+ ratings. You can review the chart below for details." - Blizzard

Valor Upgrade Tiers:
Upgrade Level Item Level Rating Requirement
1 376 None
2 379 None
3 382 None
4 385 None
5 389 None
6 392 None
7 395 600
8 398 1000
9 402 1000
10 405 1400
11 408 1700
12 411 2000
13 415 2400
8 Oct 2022