FSX/FS2004 – King KI-300c AHRS Update and A/P. Their new solid state attitude indicator – Aeroflight (KI-300). Now FAA certified and marketed. Replaces their analog KI-256, used in twins and high performance singles. Plus a FltSim-friendly 3-axis autopilot. All XML. This update is complete, prior versions not needed. Add to any panel and as a popup. Instructions included.