man, we have Australia locked up....without going into a lot of, you need this, you need that...why not try to the search feature, read through some of the topic about mods, and I will give you some hints, hopefully without leaving someone out....Needswings, Code 3, TVT, LET, and help me out forum, who else....
OH, and the short answer is NO>>>>you need a custom tune after you do a few of the above mentioned mods...welcome, good luck reading and modding....