The 6.7L Cummins engine is known for its reliability and performance in heavy-duty trucks like the RAM 2500 and 3500 models. Yet even a diesel engine as impressive as this has room for improvement. One of the most interesting features of the 6.7 Cummins engine is its highly upgradable nature, making it a playground for enthusiasts who want to boost horsepower, improve fuel efficiency, or achieve both….

Check out the original article: [Slashgear] How Much HP Does A Banks Intercooler Upgrade Add To A 6.7 Cummins & How Does It Work?