I was looking for exactly what the OP is looking for and I found it in the TRL The Dude, which I would rank first, and the CJ Premier 16 LS. Also the MP 1, but not with your amp.
I currently use both the top rated 2 above and they will be my last preamps ( in different systems)
I currently use both the top rated 2 above and they will be my last preamps ( in different systems)