The A-10C is the new A-10. Upgraded cockpit (All Glass), all hardpoints redesigned for Smart weapons, upgraded electical system and all new wiring. Coming soon, new engines and new wings. Yesterday's flight was the first "Safety of Flight" in a long line of test flights. The is the Precision Engagament Program designed and built by Lockheed Martin in Owego NY. I've been working th program for 4 years.
http://www.warthogpen.com/a-10c_files/pe.pdf