Hello Mod editor

[Tuntun]

hello
Can any modder Can tell me  what is good for make vehicle's mod? if you know then give me link... please
and i wanted to know that if i want to change vehicle's Part's so i need replace it from other game?i mean
if i want add bmw door from Most Wanted game so i need Most game in my pc? please modder's Make a viedo and sheare.,.. but no in you tube it is blocked!

[Hobo]

http://www.forum.convoytrucking.net/index.php/topic,29171.0.html