The axp_extreme_v1.zip file you have requested: Mods / Multi Player / AXP Extreme - 20mb is not available. Perhaps try browsing all files for the game Aliens vs. Predator 2 and upload any files you want to share or are missing. This is the only information we could locate:
The AXP Extreme v1.0 Mod is not officially supported by Monolith Productions, Inc. or Fox Interactive. NOTE: This mod is specifically designed to work with AVP2 version 126.96.36.199. Using other modifications or on older versions of AVP2 may lead to unpredictable results.