I think these are the special editions, at least for the 4BW. I doubt we will see anything else. GM is heavily focused on building EVs.
2023 CT4-V Blackwing Track Editions | Cadillac
Introducing the New 2023 Cadillac CT4-V Blackwing Track Editions. Learn from the Cadillac Pit Crew Podcast for the stories behind each special racing editionwww.cadillac.com
I bet there will be a "special edition" every year. Doesn't take alot of effort to make some stickers, new badges, unique 3d printed shift medallions, etc.