The second iteration of 2v8 is now LIVE - find out more information here: https://forums.bhvr.com/dead-by-daylight/kb/articles/480-2v8-developer-update

SWF FIX

I had an idea, bad or not i don't know. 
Change Survive with friends to team match in main menu, add 1 or 2 survivors to the party, abd add second killer. This mode will have voice chat and the same amount of bp and exp as regular.