So I opened my Wii 101 that doesn't support GameCube and I opened the scew shut cover and I find this. Wouldn't that mean we're able to add our own GameCube ports
Official Nintendo Wii Replacement Gamecube Controller Ports & Slot Cover Set Red | eBay
Amazon.com: Wii White Replacement Door Replacement Memory Door Slot Covers Repair Door for Nintendo Wii Console Parts (1 Set of 3 pieces White) : Video Games
I added Gamecube ports to my Wii U! : r/WiiUHacks
How to Play Gamecube Games on Wii: 8 Steps (with Pictures)
Repair Part - GC Nintendo Gamecube - Expansion port cover lids - COMPL | Game Over Videogames
Wii White Replacement Door Replacement Memory Door Slot Covers Repair Door for Nintendo Wii Console Parts (1 Set of 3 pieces White) : Video Games - Amazon.com
Nintendo Wii WHITE Console- with Gamecube Ports 45496880255 | eBay
Nintendo Wii Outer Case Replacement - iFixit Repair Guide