This addon is available for the "LEONARDO SOFTWARE - FLY THE MADDOG X"
Contain the UHQ textures with detailed works on the effects of paint wear, dirt, shine and metals using personalized alphas channels for each of the liveries this package corresponds to MD80:
MD80 "Fly the maddog X" model, you can purchase here:
FSX Service Pack 2, Acceleration or Steam Edition, Lockheed Martin Prepar3D v3.4:
https://secure.simmarket.com/leonardo-software-fly-the-maddog-x-32-bit-fsx-p3d.phtml
Lockheed Martin Prepar3D v4 :
https://secure.simmarket.com/leonardo-software-fly-the-maddog-x-64-bit-p3d4.phtml