Cummins’ 6.7-liter Turbo Diesel advanced engine system and powertrain will be offered in the recently announced 2025 Ram 2500, 3500 Heavy Duty Pickups and Ram 3500, 4500 and 5500 Chassis Cab trucks.

Both featured common-rail direct injection, but the 5.9 has a Holset HE351CW fixed geometry turbocharger. On the other hand, the 6.7-liter Cummins diesel has a Holset HE351VE variable geometry ...

Cummins Inc. unveiled the new 2025 6.7-liter Turbo Diesel Pickup engine system for Ram Heavy Duty, their most advanced diesel pickup engine yet. Provided by Cummins COLUMBUS, Ind, — Cummins ...