Ford Focus Forum, Ford Focus ST Forum, Ford Focus RS Forum - View Single Post - High Nox emissions after rebuild
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Old 03-07-2012, 10:04 PM   #2
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Join Date: Aug 2008
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Location: Canton, MI
What I Drive: 2001 ZTS, 2002 SVTF Turbocharged

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I could have sworn I learned in class that the EGR system is what helps reduce NOx, oxides of nitrogen, in emissions.
[#1417] 2002 Sonic Blue SVT Focus
Born on June 25, 2002

2001 Silver ZTS Sedan - "Ol' Reliable"
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