homemade catless downpipe
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homemade catless downpipe
went from pacesetter header to 2 1/2 pipe with moroso spiral flow muffler...
anyone know what to do about the 2nd o2 sensor...i can't find a simulator
for a cobalt
anyone know what to do about the 2nd o2 sensor...i can't find a simulator
for a cobalt
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z28addiction
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09-28-2015 12:03 AM