Improve turbo response and reduce boost pressure loss on the Cummins intake system! BD’s 6.7L Intake Elbow has a 74% larger plenum volume and a 4-inch inlet. Access hole design allows center intake horn bolt to be installed without blocking flow! Kits comes complete with a new 3.5-inch intercooler charge pipe, boots, spring loaded clamps, and flange gasket. Three convenient ports allow connection to gauges, water methanol injection, and optional grid heater.