or a powerplant that had the performance characteristics of a big-rig's engine: a 5.9-liter Cummins diesel. With the engines installed in Dodge Ram rigs, sales went through the roof. Coupled with ...

If you're looking to get as much performance as possible out of 5.9L Cummins diesel, then you need to set your sights on the latest iteration of the engine that you can find. For the first several ...