(updated: 5/2023 - The KVM switch models listed can support up to 4K144hz now.)
CalDigit TS3 Plus - https://www.caldigit.com/ts3-plus/, CalDigit TS4, OWC TB4 Hub
Pluggable TBT3-UDZ USB-C Dock 14-in-1 with Thunderbolt 3 Certification, Up To 96W Charging, Dual Monitor https://www.amazon.com/gp/product/B08HR3T837/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1
MiniDock with DP outputs
CalDigit MiniDock with dual DisplayPort - https://www.amazon.com/gp/product/B07G7YSHQ8/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 w/ UDP-14AP and UDP2-14AP
Startech.com MiniDock with dual DisplayPort https://www.amazon.com/gp/product/B07BJJX47G/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 w/ UDP-14AP and UDP2-14AP
Club 3D , CAC-1557 Bi-Directional USB-C to DisplayPort Cable - 6-foot.
from Amazon
from ConnectPRO
Amazon Basic: Bi-Directional USB-C to DisplayPort Cable - 3-Foot