How much HP does a Banks intercooler upgrade add to a 6.7 Cummins & how does it work?

There are many options to boost the horsepower of a 6.7L Cummins engine. Here's how an upgraded intercooler from Banks can ...
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Cummins 6.7-Liter Turbo Diesel: How Much HP & Torque Can The Next-Gen Engine Produce?

Since 1989, RAM (earlier Dodge RAM) has been using engines made by Cummins on their popular pickup trucks. The journey, which started with the first generation 5.9-liter 160 hp turbo diesel, has ...