Addressable RGB Power Extension Cable, 2x8Pin ATX RGB Cable, RGB ARGB Extension Cable, PC Internal Components for Motherboard Connector Internal Power Cables - Newegg.com
Amazon.com: Lian Li Strimer Plus V2 24 Pin (PW24-PV2) -Addressable RGB Power Extension Cable (Strimer L-Connect 3.0 Controller Included) - for Motherboard Connector, PW24-PV2 BLACK : Electronics
Strimer Plus 24-PIN/ 8-PIN/ TRIPLE 8-PIN - The one and only RGB product you need.
Hipesen RGB Extension Cable Kit to 24-Pin ATX Motherboard for Computer Gaming Case (24-Pin PSU) Internal Power Cables - Newegg.com