Installation:
1.Extract one of the "65th Aggressor SQN (WA) Wraith (Fictional)" folders into this directory:

(Your Drive)\Users\(Your User)\Saved Games\DCS\Liveries\F-15C

2.(optional) Go check out Bernieleebhl's ACES II Black Ejection Seat mod, exctract the PNG in the "65th Aggressor SQN (WA) Wraith (Fictional)" 
folder for a better looking (and more accurate) seat.

www.digitalcombatsimulator.com/en/files/3311074/

3.Done 