– FS2004 Turboprop Sound Enhancement Package flight2000it 20 years ago FS2004 Turboprop Sound Enhancement Package, v2.5 King Air upgrade, for use with LM_TUR21.ZIP. Upgrade is only necessary for people interested in Beechcraft King Air sounds. By Leon Medado. 17,3 Mb FSX/FS2004 – Garmin’s New GI 275 EIS– FS2002PRO TURBOPROP SOUND ENHANCEMENT PACKAGE– FS2002PRO KING AIR DELUXE UPGRADE