The heart of the 2025 Ram Heavy Duty lineup is the reengineered 6.7L Cummins High-Output Turbo Diesel engine. Its all-new block design enhances horsepower and torque, making it more powerful than ever. Key innovations include:Â
- All-New Turbocharger: Boosts power delivery and responsiveness while improving fuel efficiency.Â
- Redesigned Intake System: Featuring a new manifold, cylinder head, and larger intake and exhaust valves for better airflow and performance.Â
- Enhanced Cold Starts: New glow plugs reduce wait times, so you're ready to roll even on the coldest days.Â
- Simplified Maintenance: Topside access to 1st and 2nd stage fuel filters and an improved oil filter make servicing a breeze.Â
This engine doesn't just work hard-it works smart, ensuring peak performance when you need it most.Â