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Old 07-23-2010, 10:54 AM   #19
GEE-OTTO
Scooby Specialist
 
Member#: 201277
Join Date: Jan 2009
Chapter/Region: MAIC
Location: Arlington VA
Vehicle:
2008 08 QSM 5MT LGT
QSM

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Quote:
Originally Posted by thesniperz View Post
@GEE-OTTO - so basically, wrapping the headers and having the cat as close to the stock location as possible will prevent the CEL?
Wrapping is more a function of sound insulation (the dreaded TICK ) and ambient temperature control. However when making a custom setup the more "stock" like you make it the better chance your ECU can't tell the difference.

however you can get this tuned out the user kero had this done for his 2.5i with UEL setup and he has no MIL's
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