How modern Diesel Emissions work, paging Silverluv75 and others
JAnderson
Posted 1/31/2026 08:54 (#11534125 - in reply to #11534107)
Subject: RE: How modern Diesel Emissions work, paging Silverluv75 and others


McCanna, ND		DEF helps with visible emissions (smoke) since you can run more advanced timing. However the by product of a more efficient hotter burn is increased nox. That’s where the def comes into play, taking care of the nox created by that better/hotter burn.

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