Well if you install them yourself the dealership probebly wont let you keep your warrenty just cause they dont trust your work. But unless you know someone at the dealership that wouldnt care if you did then its all good.
and it doesnt come on a cd rom there is just a code for the 05, 06, and 07 and then they call it in to GM performance to get the reflash for your car with your vin number.
2009 Turbo Cobalt SS
traded in 2005 SS/SC
Dragracing is for fast cars, autocross is for fast drivers.
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This car looks fast even standing still!