Fuel efficiency is always top of mind. Cummins is delivering measurable gains with the new Cummins X15 GHG 27 engine—up to 4% ...

How the Cummins X15 GHG27 Aftertreatment system boosts serviceability, simplifies maintenance, and ensures EPA 2027 emissions compliance.

Peterbilt has expanded its alternative fuel solutions by making the Cummins X15N natural gas engine available for its Model 579, 567 & 520 trucks. The first of several Kenworth T680s equipped with ...