CUMMINS ISX INTAKE MANIFOLD CM870 paccar px9 and deliver stronger torque all

and deliver stronger torque all while improving the fuel economy of the engine

Factory intakes are designed in such a way that restricts the clean air flow to the engine and allow for more exhaust air (EGR) to reach the intake

Matching plastic snapback closure

From full headlight assemblies

CUMMINS ISX INTAKE MANIFOLD CM870 paccar px9 and deliver stronger torque allAvailable for: 2003 2007 Cummins ISX15 Engine Warranty: 1 Year Limited Mile Warranty Factory intakes are designed in such a way that restricts the clean air flow to the engine and allow for more exhaust air (EGR) to reach the intake. The Big Boss Intake is made to allow up to 15 percent more clean air into the engine while still mounting in the factory position with the factory hardware. We do this by eliminating the necked down design that the