You know, all this time, I never looked. I have a nice little amplification slider that can slide right up to 150%. And boy, that’s quite some boost! 
But for the health of my speakers I think I’ll only use a more moderate boost.
I hate it when I can’t find information I know I’ve seen.
There are some EQ curves in this thread Speakers sound quality - #46 by Kieran_Levin, post 20, post 33, and a few others.
And a github with some EQ presets