3.5 inch Intake Charge Pipe 03-07 Dodge Ram Cummins 5.9L Diesel This is a New Intake Elbow Pipe Developed By CXRacing From Ground Up. To Replace Restricted Factory Intake Elbow with Mandrel Bent Pipe Offers Better Flow Radius. Connects to Factory Intake Heater Flange. 3.5" Big Pipe on the Cold Side. This Intake Pipe is Also Extended to Eliminate Intake Heater Flange.