SCR technology pollutes less than LNT, but it's more complex and requires a diesel exhaust fluid additive -- none of which matters when an automaker switches off emissions control completely.

Selective Catalytic Reduction (SCR) is an after treatment technology that uses a urea based diesel exhaust fluid (DEF) and a catalytic converter to significantly reduce oxides of nitrogen (NOx ...

Navistar executives gave a bit of insight today into the company’s transition from EGR-only strategy to tackle EPA emissions standards, saying that its International ProStar is on track to meet ...

LOUISVILLE, Ky. – When Cummins shocked the industry last August by announcing it was abandoning its plans to achieve EPA2010 compliance using an incylinder solution in favour of selective catalytic ...

Clearly, Cummins shift to SCR has placed a lot of momentum on SCR’s side. However, if there’s a company that isn’t afraid to take a chance, it’s Navistar. Look at the company’s latest product ...

Navistar, Inc. said Tuesday it has started customer shipments of its first International DuraStar and International WorkStar vehicles with the company’s 9- and 10-liter engines with Selective ...

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SCR technology pollutes less than LNT, but it's more complex and requires a diesel exhaust fluid additive -- none of which matters when an automaker switches off emissions control completely.