The most reliable way to find these specific modifications is through niche flight simulation communities:
If you're on the X-Plane platform, the Air Koryo TU-134 B3 Skin is a popular choice that captures the airline's unique aesthetic. Download 134 Air Koryo corr rar
For FSX users, you can find the Tupolev Tu-134 A3 SuperPerformer , which includes realistic soundsets and handling, though you may need to add the Air Koryo livery separately. Why the Tu-134 is a "Holy Grail" for Simmers The most reliable way to find these specific
The Tu-134 is famous for its glazed nose, where a navigator would sit to guide the plane, a far cry from modern GPS-based cockpits. which includes realistic soundsets and handling