2012-2016 GMC/Chevrolet 2500HD/3500HD 6.6L Duramax. Better flowing intercooler tubes improve retention of boost pressure (increases density) between turbo, intercooler, and intake resulting in maximum horsepower.
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Banks Power 25993 Boost Tube Upgrade Kit for 13-16 GM 2500/3500 6.6L Duramax
Banks Power 25992 Boost Tube Upgrade Kit for 13-18 Ram 2500/3500
