dont go to brisbane turbo and tuning mate(at wollongabba)
had bad experiences with them (so have others i know of)
charlies is ok but there is better tuners out there
try 101 motorsport, matt spry, gavin wood there all good tuners
btw; after talking to allstar tuning at zillmere i couldn't reccomend them either.
also there is mercuary motorsports at newmarket, havn't used them b4 so cant tell u what there like