Diesel engine X15 Efficiency Series

6-cylinderturbochargedfor trucks

When you need to make it to Fresno by dawn… The X15 Efficiency Series has been able to meet the 2021 EPA and Greenhouse Gas Phase 2 requirements since 2020 and is officially certified to 2021 standards. With over 12 months of product performance in North America – the 2021 X15 Efficiency Series is following the most success 15 liter product launch to date. Building off 3 key product attributes, fleets, operators, and owners can trust the Cummins X15 to deliver where it matters most – their bottom line. Uptime The 2020 X15 Efficiency Series incorporated key product improvements to meet the 2021 emissions standards. Cummins measures the performance of product launches through metrics like “percent zero touch” and “touches per thousand” in order to quantify product reliability and uptime. The 2020 product launch was the best performing product launch to date, and with minimal changes for the 2021 launch, we expect he trend to continue. Cummins offers the longest service intervals in the industry – keeping you on the road and out of the service bay.