15-liter engine

Lean and mean vs. big and tough: Is a 13- or 15-liter engine best for you?

The leading heavy-duty engine sizes differ by only two liters, and one now dominates the market. Make sure you’re powered by the best fit for your operation.

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Navistar details market expansion

Navistar is the only heavy-duty engine maker using exhaust gas recirculation without selective catalytic reduction to meet federal emissions regulations.

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