PBR compatible Intercity repaint textures are now available for the FSLabs A320. You can find them in the downloads area (http://www.viaintercity.com/downloads.php).
PBR (Physically based rendering) textures are supported in P3Dv4.5HF2 and P3Dv5+ only, the older version of the repaint for P3Dv3 and FSX remains available.
(http://viaintercity.com/forums/media/?sa=media;in=827) (http://www.viaintercity.com/downloads.php)