FBX is a plugin by Alias (RIP), have a look in https://www.the-area.com to get a copy for Max and Maya.
Also you could quad it once its back in Maya, but it will be difficult and time consuming as it may miss quite a lot of the geometry.
Chris (formerly R@nSiD)
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When the power of love overcomes the love of power the world will truely know peace - Jimmy Hendrix
Winner SM VFX Challenge 1
3rd Place SM SteamPunk Challenge (May 2007)