Honda's parts catalog has had the 19's in it for a couple months nowYupp, I searched by VIN and it shows the 2019 Si no problem. Can't find it by manual searching and this is the only site that I've found it works on.
http://hondapartsnetwork.com/catalog/50/4/4/11/8/2019-Honda-Civic-Sedan-SI-OEM-Honda-Parts-Diagrams
Sorry I shoud've been more specific, it was for the 2019 Si. I originally found this back about a month ago.Honda's parts catalog has had the 19's in it for a couple months now