The time period identifies aftermarket packages designed to take away particular emissions management parts from 2011-2016 mannequin 12 months Chevrolet and GMC vehicles outfitted with the LML Duramax diesel engine. These kits sometimes goal the Diesel Particulate Filter (DPF), Exhaust Gasoline Recirculation (EGR) system, and generally the Selective Catalytic Discount (SCR) system, providing parts like block-off plates, modified exhaust piping, and digital tuning gadgets.
The attraction of those programs lies in potential features in gasoline economic system, horsepower, and the elimination of upkeep related to the manufacturing facility emissions gear. Traditionally, the buildup of soot and ash inside these programs may cause efficiency degradation and require pricey repairs. Eradicating these parts goals to avoid these points and doubtlessly improve engine longevity, although this could have implications on environmental impression and authorized compliance.