THE BEST SIDE OF SUBARU JDM ENGINE SWAP

What is perplexing in this article is the fact that it seems that the engine designation for the 2015+ STI is EJ20Y.  But  because of Dave at Rallispec and Mike from Roger Clark Motorsport who checked quite a few aspect numbers, I am able to let you know that Regardless that this newer STI engine is selected like a 20Y, it nevertheless has the id