Selective Catalytic Reduction

Navistar’s SCR transition nearing fruition with TranStar model

| August 08, 2013

The launch of the International TranStar regional-haul tractor with a MaxxForce 13 engine employing Selective Catalytic Reduction (SCR) emissions technology continues Navistar's SCR transition.

A Closer Look: Diesel exhaust fluid

Sean Randall | February 25, 2013

While it performs a sophisticated task, the basis of the selective catalytic reduction system – DEF itself is a simple blend of urea and water.

How to speak DPF

| August 13, 2012

There’s no need to panic when a DPF light signals routine regeneration — at least in most cases.

WSJ says Navistar ready for SCR to meet emissions regs

| July 03, 2012

Navistar will move from EGR and adopt the SCR path taken by its competitors to meet 2010 diesel emissions regulations.

Test Drive

Photos and Story by Steve Sturgess | June 01, 2012

With further aero refinements and an intuitive transmission, the Pinnacle proves its lofty name is well deserved.

LogBook

Overdrive Staff | March 20, 2012

Driver harassment, the hours rule, Navistar's engine transision, sleep apnea regulations and more industry news items are featured.

Navistar gets California OK to sell engines

| March 09, 2012

Company has permission to continue to sell new heavy-duty truck engines as long as the company still has enough emissions credits.

Navistar submits MaxxForce 13 for EPA certification

Jack Roberts | February 01, 2012

California Air Resources Board had issued a public letter to Navistar saying the company's emissions credits for the engine will expire Feb. 29.

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