What's weird, is I heard of people getting this when they installed motordyne artpipes I think.
Is it possible it's a leaky gasket from the header to test pipe? If not, does anyone have any idea where the front 02 sensor is located?
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2010 Magnetic Black Metallic 370Z 6M
stillen gen 3 CAI - topspeed test pipes - invidia gemini CBE - UpRev tune
301whp (HP Logic Mustang Dyno)
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