FS2004 – DH 4 Panel Upgrade flight2000it 11 years ago FS2004 – DH 4 Panel Upgrade. This little work is just a little upgrade with a modified more real panel.bmp a some minor gauges changes. By Michael Vader. 4.5 MB FSX/FS2004/P3D V3- Upgrade For Kazunori Ito’s Arado E.555-1 BomberFS2004 – MAAM B-25J Wartime Cockpit V2FS2004 – Aero Ae-45S