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Old 09-07-2010, 03:52 PM   #9
Scooby Specialist
Member#: 59703
Join Date: Apr 2004
Chapter/Region: VIC
Location: Vancouver
2003 GGA


Originally Posted by kogs View Post
Sorry, so your saying that with your experience even if you replace the oem up and downpipe with aftermarket ones like I have done I should get a pass?
Yes. For example. I'm running ecutek with a larger Turbo with supporting mods. I reinstalled my OEM up and downpipe and got new O2 sensors and passed. I believe the front sensor helps determine the fuel mixture. So a burnt out one could run you very rich. Causing higher hydro carbon readings.
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