xbox iso's (am not ashamed of having one >.<)

[Blab]

i got a xbox mod and dl'd guilty gear x2 for it. the prob is i get 17 files and they are all named:
gg2x-dgr.001
gg2x-dgr.002
etc.
i have no fucking clue what i have to do with them but i think they are iso's or something alike
plz help^^