From what I know, most countries outside the US, CU Later is a standard paint option for A90s.
But US wise, CU Later was an A91-MT option only for 2023.
I was told by both AT and Femto that this would in fact bring it back to OE spec checksum, CID, CVN, etc. But with their new unlock, you can still unlock it afterwards so that's a good thing for Cali people or anyone dealing with Smog. Can't confirm it tho, someone wanna try for us? :)
To me, it feels pretty solid. I also have a weight shift knob and it definitely changed the feeling up on the OEM shifter, like it felt smoother and like it was gliding into place but still with that rubbery, loose feel.
The weighted knob with the short shifter, everything feels solid from the...