THE BEST SIDE OF EJ20 FOR SALE

What's puzzling below is always that it seems that the engine designation with the 2015+ STI is EJ20Y.  But  thanks to Dave at Rallispec and Mike from Roger Clark Motorsport who checked many portion numbers, I'm able to inform you that Although this newer STI engine is designated for a 20Y, it nevertheless has the identical Make as being the prio