Autodesk 3ds Max 2013 released a patch to enable Revit 2013 to 3ds Max 2013 RPC Content support. The patch does require the user to install some updates. To enable interoperability, please follow the following steps:
1) Download the FBX Plug-in Update.
2) Download the 3ds Max 2013 product update.
Original Link: http://usa.autodesk.com/adsk/servlet/ps/dl/index?siteID=123112&id=2334435&linkID=9241178
Updated Link:
Once both updates have been applied, simply Export from Revit as an FBX file and then Import into 3ds Max and all RPCs included should be present and render correctly.