Use one of the following values for the "giveupgrade" and "removeupgrade" codes.
Distress beacon : "30
"Faster reinforcements: "31
"Jetpacks: "28
"Marine armor upgrade: "20
"Marine armor upgrade: "21
"Marine armor upgrade: "22
"Marine damage upgrade: "23
"Marine damage upgrade: "24
"Marine damage upgrade: "25
"Motion-tracking: "33
"Power Armor: "29
"Siege: "26
"Stimpack: "27