How about Heißmann DXT Wave XL Fusion, with it superb Wavecor speaker (and Seas tweeter, same als in Grimm LS1)?
https://heissmann-acoustics.de/en/dxt-wave-xl-fusion/
Or the smaller brother https://heissmann-acoustics.de/dxt-wave-fusion/?
Of cause a Trinnov pre amp or one with Dirac and...