you can do that to the everyday z but better you can get way better exhaust and a better ecu tune but the nismo is a "track version" so it had to be a bit better than stock and some people like the idea of the nismo package such as myself
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2011 WRX STICobb Accessport, Nameless Performance exhaust, COBB SF Intake, COBB downpipe, 20% tint, Work Emotion XD9's
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