On-highway engines
You've got freight to move, deadlines to meet, goals to achieve. We've got a solid history of providing the best, most innovative engine technology to help you get the job done. Cummins delivers the right technology at the right time for you and your operation.
On-highway engine applications
You can depend on Cummins when people are depending on you. Learn more below or request a quote for specialized assistance in specing the exact power you need.
Engineering the next generation of power
Power
320 - 400 hp
Power
239 - 298 kW
Torque
1150 - 1450 lb-ft
Torque
1559 - 1966 N•m
Certification
EPA 2013
Power
260 - 450 hp
Power
194 - 336 kW
Torque
720 - 1250 lb-ft
Torque
976 - 1695 N•m
Power
270 - 450 hp
Power
201 - 336 kW
Torque
800 - 1250 lb-ft
Torque
1085 - 1695 N•m
Certification
EPA 2013
Power
380 - 380 hp
Power
283 - 283 kW
Torque
1150 - 1150 lb-ft
Torque
1559 - 1559 N•m
Certification
EPA 2013
Power
280 - 330 hp
Power
209 - 246 kW
Torque
900 - 1100 lb-ft
Torque
1220 - 1491 N•m
Certification
EPA 2013
Power
330 - 450 hp
Power
246 - 336 kW
Torque
1000 - 1250 lb-ft
Torque
1356 - 1695 N•m
Certification
EPA 2013
Power
260 - 350 hp
Power
194 - 261 kW
Torque
720 - 1000 lb-ft
Torque
976 - 1356 N•m
Certification
EPA 2013
Power
260 - 380 hp
Power
194 - 283 kW
Torque
720 - 1250 lb-ft
Torque
976 - 1695 N•m
Certification
EPA 2013
Power
250 - 320 hp
Power
186 - 239 kW
Torque
660 - 1100 lb-ft
Torque
895 - 1491 N•m
Power
250 - 320 hp
Power
186 - 239 kW
Torque
660 - 1100 lb-ft
Torque
895 - 1491 N•m
Certification
EPA 2013
Power
250 - 320 hp
Power
186 - 239 kW
Torque
730 - 1000 lb-ft
Torque
990 - 1356 N•m
Certification
EPA 2013
Power
280 - 320 hp
Power
209 - 239 kW
Torque
900 - 1000 lb-ft
Torque
1220 - 1356 N•m
Certification
EPA 2013
Maximizing fluid economy in a heavy-duty diesel powertrain begins long before a new truck delivers its first load.
May 18, 2026
Engine nostalgia or not, Cummins’ latest X15 diesel is its most reliable heavy-duty engine yet, improving total cost of ownership for fleets and owner-operators.
February 04, 2026
When shopping for new trucks, experts say fleets and owner-operators should look past the sticker price and focus on the total cost of ownership (TCO).
January 26, 2026
From tough terrain across the United States for UPS to steep grades in Canada, Cummins’ X15N natural gas engine has spent its first year proving it can handle heavy hauls while delivering near-zero emissions at a lower fuel cost than diesel.
December 23, 2025
What if the stuff we throw away could keep trucks moving? In this episode of Power Onward, Kim sits down with Dave to talk about renewable natural gas, aka RNG, and how it turns things like landfill trash, cow manure, and food waste into clean, usable fuel.
November 05, 2025
Fleets that are already using natural gas trucks stand to gain additional value by expanding with Cummins’ portfolio of natural gas engines.
October 24, 2025
Fleets and owner-operators have long known that extending oil change intervals can lead to significant cost savings and environmental benefits.
July 14, 2025
There comes a point when technology can prove less than convenient.
May 07, 2025