Extract this archive into your Beech 18 directory.
Add the following section to your aircraft.cfg file - be sure to change fltsim.X to the next number you have installed.
If you have the latest updates to the Voicepack Mods, it includes the callsign "Eagle" if not, you can change the entry for atc_airline to "Eagle Flight".
[fltsim.X]
title=Beechcraft G 18 Eagle Air
sim=super_G_18
model=
panel=
sound=
texture=eagle
checklists=
ui_manufacturer=Beechcraft
ui_type=Super "G" 18
ui_variation=Mine
description=I'll fill this in later\n
atc_heavy=0
atc_id=N554RW
atc_airline=EAGLE
atc_flight_number=18G
