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#11: 12-26-2012, 09:56 PM
Title: Contributor
Location: Galena, IL
Car: 1999 Legacy "L" 5MT 271k
Posts: 593
iTrader: (1)
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This is just for the cat converter O2 which is usually just there to show whether the cat is working or not. You def wouldn't want to do that on your upstream o2.