08-12-2009, 06:48 AM
to lower NOX, either richen the fuel, or add EGR
to lower HC, lean fuel
If you have cats that get sufficiently warmed up, neither should be a problem if your tune is running stochiometric at partial throttles, and your O2/MAF sensors are working properly.
to lower HC, lean fuel
If you have cats that get sufficiently warmed up, neither should be a problem if your tune is running stochiometric at partial throttles, and your O2/MAF sensors are working properly.
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