Cummins has built an empire powering the heavy-duty work truck and other machines of industrial might. Here are the most powerful truck diesels it makes.

The International ProStar equipped with the Cummins ISX15 engine and the TerraStar 4x4 were named the 2014 heavy-duty and medium-duty commercial trucks of the year by the American Truck Dealers ...

Navistar, Inc. today announced its International LoneStar on-highway tractor with Cummins ISX15 engine with Selective Catalytic Reduction (SCR) emissions technology is now available for order. The ...

Navistar announced this week that the International LoneStar will now be equipped with the Cummins ISX15, marking the completion of the company’s transition to SCR.

Navistar Inc. reported it has logged over 10,000 orders for International ® Trucks powered by the Cummins ISX15 engine and Cummins SCR after-treatment system, just eight months after announcing its ...

Both current engines have SCR. Once banished from domestic trucks because of its SCR approach, Cummins is once again Navistar’s partner. Cummins sent engineers to Melrose Park and Lisle to help in the ...

Tom Smith, director of ISX/SCR integration at Navistar, told us they had a few dozen pre-production trucks in customers’ hands for trials and testing before Thanksgiving.

The proven Cummins 15-L diesel with SCR emissions filter offers horsepower ratings from 400 to 600 hp with 1,450 to 2,050 lb.-ft. of torque ...

Navistar noted that production of both vehicles began earlier this month, some four months after the first International ProStar highway tractor equipped with the Cummins ISX15 with SCR rolled off ...

Navistar International Corp. said it is shipping its first 300 International ProStar Plus Class 8 tractors equipped with Cummins ISX15 engines, which use selective catalytic reduction technology.

While most of the initial focus within the SCR War Room has been on integrating the ISX15 and Cummins’ SCR aftertreatment system within the International ProStar+, at the same time, engineers are ...

Navistar is shipping its first 300 Cummins ISX15-equipped International ProStar+ Class 8 on-highway tractors to customers five days ahead of schedule, the company announced this week.