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Old 11-14-2012, 12:39 PM   #11
IA Performance
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Member#: 25194
Join Date: Sep 2002
Chapter/Region: RMIC
Location: Boulder, CO
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I found this gem while searching catalyst efficiency codes. I can't say I "love" the video, but he has some ideas that may work. Any how, it's worth sharing since it involves the p0420 code:

Stephen@iaperformance.com
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