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Compound Turbos Bring New Life to a 5.9L Cummins Engine

Truck Trend talks about their compound turbo system which is a huge step up from the big single turbocharger and gives us a great explanation of what exactly compound turbocharging really is.

And it is using a second, much larger turbocharger to blow into a smaller turbo. With the larger turbo being “atmospheric” and the smaller being “high-pressure”, overall helping the engine to spool quicker. Another huge pro with a compound turbo is keeping the exhaust and boost pressures at a 1:1 ratio.

To read the full article and learn more about what goes into a compound turbo click here