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Old 06-29-2008, 11:07 PM   #25
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Join Date: Aug 2002
Location: Metairie, La
Posts: 2,833
My Ride: 2002 AW 330ci
Originally Posted by zactastic View Post
hey there, so on installing the headers, is the oxygen sensor going to trigger the light on the computer? now that the cats in the stock headers are gone, wont i need to add cats in the mid piping section to pass emissions?


If you use the spark defouler mod there should be no problems w/ the CEL/SES light going off. Depending on how strict emissions where you live you might not be able to pass emissions even w/ cats installed
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