Redefining Performance. Increasing Value. You want power? You want performance? You want reliability and durability? You can’t do better than Cummins X15. Plus, you get the best fuel economy in the industry and the longest maintenance intervals, for lower maintenance costs. Connected Diagnostics that accelerate service accuracy and speed. Top that off with the largest, most capable parts and service network in the industry. It’s a total package that adds up to the best resale value of any engine in the industry.

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SmartEfficiency: High-Achieving and Cost-Lowering The Cummins SmartEfficiency initiative is a focused approach that improves uptime and reliability and providing a broad spectrum of engine choices to meet every need. The combination of a low cost of operation, high reliability, clean operation and long-term durability are unsurpassed in the industry. The fact that all Cummins engines use the same control system technology and can be serviced at any authorized Cummins location ensures serviceability anywhere, anytime