Electronics to my Amati tradition

Hello

I have a set of Amati tradition and 2 Rel S812 subs. My electronics today is Mcintosh C2700 pre and MC 452 amp. Im using Tidal on PC with jcat usb card to C2700 preamp.

Waht is the next step up. A new dac or are there a better better electronics the match Amati speaker like gryhon diablo 300 i cant get that amp out of my head :p