Cummins X15 has an established history as the transportation industry’s favorite engine for Class 8 trucks. That’s because we provide the total package that best meets your exact needs, from fully integrated powertrains to dynamic torque adjustment to an entire suite of Connected Solutions, including Connected Diagnostics™.
The 2017 X15 is being offered in two distinct ratings groups – one for customers who need stronger performance, and one that gives you maximum fuel economy with the lowest total operating cost. Regardless of horsepower, all X15 engines are fully integrated, for maximum uptime with improved reliability. read more