Manifold Description
This Manifold is indexed for Cummins · 6B 5.9; Cummins · ISB. Compare reference number 3931744 against the label on your existing Cummins component before ordering.
Before checkout, compare OEM part number 3931744, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.




