Initially released a few years ago - but still getting updated regularly and hosting community events - the Modern Combat Total Conversion mod for Company of Heroes completely reinvents the wheel (and the TOW missile): Using modern weaponry and high-powered doctrines and abilities, the US and Chinese battle it out on completely new maps with re-imagined units and combat. Company of Heroes - Modern Combat Overhaul These mods often create a completely new experience for the game, ensuring the most bang-for-your-buck is one mod installation away.
Total Conversion Mods are, as the name suggests, a completely revamped version of the games they base off of they're out there for nearly all mod-supported games and make great leaps toward revitalizing a game's playability. Otherwise, here's a walkthrough of how to install Company of Heroes maps. For those who know how to install custom maps already, you can skip this brief section and jump right into the fun stuff. Grab the maps, load the game, and get playing. If you've been looking for a reason to re-install Company of Heroes in preparation for CoH2, this is it.