You can download these files from the AVSIM Library here.

	
	
Flight Simulator X - Aircraft Repaints, Textures and Modifications
TOTAL Boeing 727-200F by Alexandre Alves
FAIB B737-300F SIDERAL CORREIOS by Alexandre Alves
FAIB B737-400 SIDERAL CORREIOS by Alexandre Alves
HTAI C208B Azul Conecta PR-CRF by Alexandre Alves

Prepar3D V1-4 - Aircraft Repaints, Textures and Modifications
Boeing 737-200 Aerolineas Argentinas LV-JND by Miguel Angel Taboada