i was taking a look at the 370z stock headers , and it looks like they're pretty good out of the factory , and i think replacing these by aftermarket onces won't do much... correct me if im wrong guys.
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2009 Nismo 370Z - Silver ||| 2005 GREDDY TWIN TURBO 350Z - Black. ||| 2003 MITSUBISHI EVOLUTION 8 - French blue.
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