First of all ! Im new here

And my english isn't supebr so dont blame me etc ! !
NBA live 2003 engine allow to create smth like mod ? I mean we donwload exe file, double click & then it will be instal in ours computers ! Including new shoes, jersey's, courts, rosters, scoreboard, pause menu, faces, without blaccccccccck face ! hmmm i forgot ! including ofc stats, u know what im saying ? not stats form season '01/'02 but for exemple 06/07 and new season 07/08 ! Is that possible?
Im asking becouse engine of F1 Chellenge 99-02 allow to do mods and change practically all, and Im thinking that F1C and NBA Live 03 are the same class

)
So, it will be nice if someone could response
Thanx in advence

)