Yes same method as BIOS 213.
I have the file in case you can't find it anywhere. All the threads for it are so old now, and the links mostly broken, that it might be pretty hard to find it.
The file I have is what I used to update my G73jh vBios to OD2. But it has other older versions too. The OD2 is the very last update.
Asus Maximus V Extreme BIOS 1903, see specs above avatar.
Asus G73 jh A1 laptop, BIOS 213, vBIOS OD2, 8 GB Ram, 240 GB Intel SSD, 180 GB Intel SSD. Win 7 Pro. Purchased new from PowerNotebooks.com in May 2010.
(both have 1920X1080 hd screens, mine above, hers below )
Asus G73 Sw XR1 laptop 8 GB Ram, 160 GB Intel SSD, 80 GB Intel SSD. Purchased used >Ebay 1/10/13, Did clean install of Windows 7