Banks Power Boost Tube Upgrade Kit 25965 For 10-12 Ram 6.7L Cummins Banks Power Boost Tube Upgrade Kit For 10-12 Ram 6.7L Cummins Constructed from mandrel bent, 3 ½” diameter tubing, the Banks Power 25965 Boost Tube Upgrade Kit provides over 65% more flow compared to the OEM boost tubes in your... MSRP: Was: Now: $389.00 Add to Cart The item has been added