ProStar®+ is a driver’s truck. A more productive truck. The most efficient and innovative Class 8 truck on the road. How did we achieve this? By talking to fleet managers and drivers like you about the challenges you face and the features you need. After all, you’re the ones who turn our trucks into your home offices, the ones who depend on us every day. The way we see it, setting the pace in the truck industry is all about working together. Whatever your business, a fully integrated, fully capable truck and engine is a must. With a range of powerful engines to choose from, ProStar®+ delivers just that, plus maximized productivity. Day after day. Year after year. Mile after mile. With the goal of keeping your business running at its best.
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Together Again
As one of the most popular partnerships in trucking, Cummins ISX15 and ProStar+ are teaming up again to deliver the kind of performance and action that ProStar+ customers have come to expect from the most efficient and innovative Class 8 truck on the road.
From exceptional fuel economy to a broad horsepower range, Cummins ISX15 allows you to customize your ProStar+ to fit the specific needs of your fleet, and with the heavy-duty power of the Cummins ISX15, there's no load too big or incline too great for your business.
It's a partnership that proves yet again that the ProStar+ not only sets the industry standard, but it also continually strives to exceed it. That's our drive. Our drive to deliver.
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Integrating with Cummins
The Navistar/Cummins relationship is unlike that of any other OEM and engine supplier in the industry. With 75 years of history and collaboration behind our partnership, we are working side by side with Cummins engineers to bring the ProStar+ with ISX15 to market. Get a behind the scenes look at how we are making it happen.
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TESTING AND VALIDATION IN ACTION
Thanks in part to vigorous testing procedures and our seamless collaboration with Cummins, the ProStar+ and Cummins ISX15 will prove to deliver the same quality, performance and reliability your business has come to expect. Take a closer look at this proven combination in action as we put it to the test in our recent video.
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DELIVERING FOR OUR CUSTOMERS
As a result of its impressive fuel economy, durability, driver comfort, and all-around performance, the ProStar® with Cummins ISX15 is already making great strides for its proud customers. Partnered with International for nearly 18 years, Community Coffee discusses how they use this truck to serve their customers more efficiently and ultimately, help their business grow.
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Usage
Liquid or Dry Bulk
The ProStar®+ tractor’s aerodynamic design and lightweight options mean that even as the size of your load goes up, your level of safety and performance will never go down. With factory-installed roll-stability and traction control, you’ve got a truck ready for any driving condition. Add to that incomparable fuel economy and you might be wondering whether the ProStar®+ is too good to be true.
When you’ve got this much riding on your frame, you should be confident that your truck is performing at its best. That’s why International is committed to keeping you riding strong from pick-up to drop-off.
Download BrochureLong Haul
On the road for weeks or home at the end of the day, you need to know your truck is improving your bottom line. International® ProStar®+ is proven to maximize fuel efficiency while driving your business forward. With a patented roof design, wraparound windshield and sloped hood, ProStar®+ offers superior aerodynamic design and fuel efficiency.
Nobody spends more time on the open road than you, and that means being able to rely on your truck 100%. That’s why International is committed to getting you and your load there safely and efficiently.
Download BrochureRegional Haul
Short hauls mean tight deadlines, so you can’t afford downtime truck that’s not up to the challenge. The International® ProStar®+ offers a range of horsepower and torque offerings for whatever load or terrain you can throw at it. Not to mention superior fuel economy to keep your business running at its best. And with a wide-track front axle for a tighter turning radius and better maneuverability, you’ll find yourself more productive, and having an easier time staying that way. And with 6,000,000 miles of road testing under its wheels, rest assured the road won’t test you with anything your truck can’t handle.
Not all truckers make a home of the open road, and when short hauls are the bulk of your business, you need a truck that can make time a priority. That’s why International is committed to keeping you on schedule and your bottom line healthy.
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ProStar®+ is a driver’s truck. We built it to be the most productive, efficient and innovative Class 8 truck on the road. The design is focused on building your bottom line by focusing on aerodynamics, fluid economy and weight. Not to mention all of the driver comforts, like the quietest cab in its class and ergonomic seating and gauge cluster placement. All in all, ProStar®+ was designed from the ground up to help your business run at its best.
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THE INTERNATIONAL PROSTAR®
The International® ProStar® owes much of its success to air. In fact, aerodynamic innovations have put this class 8 truck in a class by itself. A patented, new roof design optimizes slope. Minimized bumper-gap and a lowered hood have created an even more streamlined effect. What these innovations add up to is a 7%* fuel efficiency advantage over any class 8 on the road, conserving 1,400 gallons per truck annually. ProStar delivers where it counts, and that means outstanding fuel efficiency. Combine that with phenomenal service features and several power options, and you’ve got the most innovative and advanced heavy duty truck on the road.
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Engines
MaxxForce 13
MaxxForce® Big Bore engines deliver outstanding fuel economy, excellent power characteristics, and exceptionally smooth and quiet ride, and high strength without added weight.

cummins isx15
The Cummins ISX15 engine was designed with superior driving performance and industry-leading fuel economy in mind. Each component has been engineered to optimize performance, reliability and durability. Ratings range from 400-500 hp with a maximum 1850 lb-ft of peak torque.





























