Performance chip??
Performance chip??
ok whats the deal with thease performance chips avaliable for the 08-09 gts on ebay??
they say they give 100's of horsepower and +30 somthing mpg?? and for less than 30 dollars..
somethings wrong there
they say they give 100's of horsepower and +30 somthing mpg?? and for less than 30 dollars..
somethings wrong there


