Castrol 0w40 SP?

[mahanddeem]

I was browsing the Castrol website in the pds section and found out there's 0w40 A3B4 API SP?
Is this a new Castrol 0w40? Thought it only came in API SN rating.

 

[blufeb95]

Probably something to do with the add package and the LSPI requirements of SN+ and SP.