This mod from Ruzlie makes dead bodies stay, and makes adjustments to the special attacks of units.
Copy all folders /files to your root coh directory
default: C:/Program Files/THQ/Company of Heroes
Either use the shortcut provided, or add -dev -modname Final_War
to the Find Target box in your shortcut.
"C:Program FilesTHQCOH Opposing FrontRelicCOH.exe" -dev -modname Final_War