2007 Mazda 6 exhaust

2007 MAZDA 6
5,678 MILES • 4 CYL • FWD • AUTOMATIC
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THODGES143
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i thinking about installing a header on my car, can i bolt it directly up to my factory catalytic converter or will it mess up my computer?
Dec 29, 2009 at 9:14 PM
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MHPAUTOS
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Hi there.

That will be fine, the only thing you must do is make sure that the O2 sensor is still up stream of the cat.

mark (mhpautos)
Dec 30, 2009 at 3:31 AM