TwinTurbo.NET: Nissan 300ZX forum - However you still need to have the O2 sensors installed.
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Subject However you still need to have the O2 sensors installed.
     
Posted by Sleeper_TTZ(SeKy) on April 06, 2022 at 6:52 PM
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In Reply To It won't throw codes with aftermarket exhaust. posted by Sleeper_TTZ(SeKy) on April 06, 2022 at 06:50 PM
     
Message Otherwise your ECU won't have a point of reference to adjust the fuel / air mixture and then It would turn the CEL on.

     
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