Awesome, these would be our compatible kits here:
https://www.amazon.com/dp/B07J6M1BWM
https://www.amazon.com/dp/B0799CGYN5
Both these kits will have 2x 8 pin PCI-E options for you. Or, if you just want the PCI-E cables, you can find those here:
Thank you for the mention!
We have compatible cables for that PSU here: https://usstore.cablemod.com/products/?filter_series=c-series-rmi-rmx
Available on Amazon as well:
We have individual 8 pin PCIE cables for your PSU actually. You can find that here: https://www.amazon.com/dp/B08GJNPCB3?th=1
We also have a direct replacement 12VHPWR cable if you want that instead. :)