Yes it's possible!
After months of digging I was able to add SWC to my 2.5i. Definitely not as plug and play as I'd initially thought.
I've written this document that should help anyone looking to do this awesome mod.
Check it out here: https://drive.google.com/file/d/1yOb4aVPDDjwJBp_RVQBPEV3wH4qovXhz/view
Let me know if something is unclear or lacks enough detail and I can fix it up. Feel free to ask questions too.
Cheers guys