2007 Mazda 6 exhaust

2007 MAZDA 6
5,678 MILES • 4 CYL • FWD • AUTOMATIC
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THODGES143
  • MEMBER
  • 1 POST
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
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
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
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