Quote:
Originally Posted by AVOturboworld
If you remove the primary cat in the header, you will definitely get a CEL if you don't take steps to compensate. If you remove the secondary cat, there's nothing back there to take issue with that fact.
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This!
Some people have used washers to "fix" this issue. Search around the forum there's a lot on this. I have a catted header with no CEL issue.