First one is just straight headers, no o2 sensor, second is straight headers to x pipe and a little bit more with o2 sensor.
Feel free to check out my straight piped 2.8 v6 fiero and later my 4.9 v8 fiero.
Feel free to check out my straight piped 2.8 v6 fiero and later my 4.9 v8 fiero.



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