FSX/FS2004 – Subsonex2 flight2000it 9 years ago FSX/FS2004 – Subsonex2 experimental twin engine single seat light jet, with a simple 3D panel. Public Domain. Complete and original package. By Chuck Dome 800 Kb FSX/FS2004 – Van’s RV-9AFSX/FS2004 – Learjet 45 Rev1 Update2FSX/FS2004 – M850 Clock