International 4200, 4300, 4400, & DuraStar Exhaust & Intake Manifolds

Cummins ISX Intake Manifold Cummins Intake Manifold Fits Cummins ISX Engines (2003 - 2007) Increases Air Flow by as Much as 85% (CFM) More Effectively Cools the Engine Reduces Fuel Consumption Increases Horsepower Features Four Directional...