problem found, it is pin under the wheel cap(don no how to call that)
Thankssss all guy.
Also there r many sound lying underneath my dashboard,but as long as
it doed not affect my safety concious ,so i just let it be,already send to many
accessory shop, almost tie up every thing but the sound still there,sigh....http://zerotohundred.com/newforums/images/icons/icon11.gif
never mind ....cuz i have change one damn loud exhaust ,hehe