Mod works well with a yosemite, just replace the .dff and the .txd's with these ones and you are good to go!
http://www.gtainside.com/en/download.php?do=download&id=43475
Few Screenies of the Raptor
http://www.gtainside.com/en/download.php?do=download&id=43475
Few Screenies of the Raptor