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.
How modern Diesel Emissions work, paging Silverluv75 and others
