Selective Catalytic Reduction

Navistar’s SCR transition nearing fruition with TranStar model

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.

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A Closer Look: Diesel exhaust fluid

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

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How to speak DPF

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

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WSJ says Navistar ready for SCR to meet emissions regs

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

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Test Drive

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

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LogBook

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

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Navistar gets California OK to sell engines

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

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Navistar submits MaxxForce 13 for EPA certification

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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LogBook

Three compete for Owner-Operator of the Year, cross-border program lawsuits advance, turnpike rates rise, Baltimore bridge tolls rising and many more industry news items are featured.

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Judge dismisses Navistar SCR emissions suit

Company sought to force the U.S. Environmental Protection Agency to recall 2010 model year engines using selective catalytic reduction.

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