At the start of 2025, Cummins unveiled its updated lineup of heavy-duty (HD) trucks under the Ram 2500 and Ram 3500 badges.
The B6.7 Octane has diesel power characteristics—up to 300 horsepower and 660 pound-feet of torque—but it runs on gasoline.
Cummins has officially developed its first ever gas engine. Here are the important specs to know and which trucks the engine ...
Starting on the passenger side, Cummins moved the diesel oxidation catalyst closer to the turbo for a hotter, cleaner burn.
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