Natural gas is cleaner burning and produces a lower carbon footprint than diesel. However, it’s not a zero-emissions choice. It may be a good interim step, but it won't qualify for ZEV mandates under the ACT and ACF mandates.
Kenworth Delivers First Cummins X15N Natural Gas Engine to UPS
The first of several Kenworth T680s equipped with the Cummins X15N CNG engine was delivered to UPS in late February.