For your about $2600 you can build the Linkwitz LX521, and then for about $400, score a used B&K AV1260 to drive 'em. There isn't a loudspeaker made, at any price, that exceeds what the LX521 can do.
http://linkwitzlab.com/LX521/LX521_4.htm
https://www.madisoundspeakerstore.com/4-way-speaker-kits/lx521-linkwitz-lab-open-baffle-4-way-kit/
https://www.madisoundspeakerstore.com/cabinets/lx521-linkwitz-lab-flat-pack-cabinets-%E2%80%93-pair/
http://linkwitzlab.com/LX521/LX521_4.htm
https://www.madisoundspeakerstore.com/4-way-speaker-kits/lx521-linkwitz-lab-open-baffle-4-way-kit/
https://www.madisoundspeakerstore.com/cabinets/lx521-linkwitz-lab-flat-pack-cabinets-%E2%80%93-pair/