Hey all, long time lurker, new poster. Did a UOA on my 2015 GTI I recently purchased. I believe it to be Castrol 0W-40.
Car is Tuned stage 1 plus by Unitronic and is full bolt on
Will be using Mobil 1 0W-40 FS like I have on my past 4 VW's and 2 Saabs at 5K OCI