Hi
If you intend to fly offline then you wont have any problems with applying MODS.
Online will be a different experience though.
The community portal where you will meet online pilots can be found here.
http://hyperfighter.sk/download-file-18.html
Most fly the stock version v4.12.2
Or
v4.12.2 with HSFX 7.03
PS: the Steam version is missing some files
http://www.mission4today.com/index.p...kid=628&page=1
This will affect your ability to see skins and briefings online.