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Old 02-19-2010, 11:19 AM   #16
ChrisZang
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Join Date: Mar 2006
Location: San Carlos, CA 94070
Posts: 1,450
Quote:
Originally Posted by Boxtaboy
Was thinking about doing the Fabspeed cat bypass pipes on my 01, which has both primary and secondary set of cats. Wondering though- if I get rid of the cats in the rear section and replace with the Fabspeed Cat Bypass pipes, since there are a set of 02 sensors in the rear section as well, wouldn't that set off a CEL light if removed?
take a look at where your O2 sensors are and where the cats are on your car and then you have your answer...
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