hi all,
i've been hearing roaring noise when i come to a stop light/stop sign or driving at low speed under (20mph). i tookmy boyto the dealer, they could not tell what was wrong with my toy..they charged me 50bucks just to put it up on the lift...what could those noise be? please help my 350Z...!!

another thing, does any one have tire noise problem with the 350Z? can that be fix?

thanks in advance.
kolapred.