There are two Scotflight products for FS2004:

Scotflight for FS2004   Detailed scenery for most of the airports in Scotland, plus many landmarks and other features. Latest version - V2.2

Scotflight RAF Collection      Highly detailed scenery for the three RAF stations in Scotland which are currently operational - RAF Leuchars, RAF Lossiemouth and RAF Kinloss. FSX and FS2004 versions are included in the same package. Latest version - V1.3