This is Peter Brun/Lider Designs Gulfstream Modified for Flight Simulator X
Perhaps one of the most important yet under-recognized aircraft in the United States Air Force inventory is the Gulfstream Jets that ferry key personnel and high-ranking members of the U.S. government. This Aircraft is painted in a USAF Low Visibility Grey . Tail number is 00300 . Textures and Updates by Mark Rooks of RSDG Aircraft .