Railworks America

Could someone do a Mid-America coach out of the G-TraX Lightweight coach set or the Britkits freeware coach? I looked in the texture files and I have no idea how to repaint them.
Here are some refetence photos.

http://www.rrpicturearchives.net/showPi ... id=3150753
http://www.rrpicturearchives.net/showPi ... id=3162194
http://www.rrpicturearchives.net/showPi ... id=3150748
http://www.rrpicturearchives.net/showPi ... id=3508081