OEM / REF: 3937477SKU: pilotpart454867-8429962920184
Exhaust Manifold 4938859 & 3937477 for Cummins Engine QSL9 ISLE is a Manifold replacement part for Cummins Engine Spare Parts, categorized under Engine Spare Parts > Manifold. Use OEM part number 3937477 and confirm machine model, engine model, and serial details before checkout.
This Manifold is indexed for Cummins s: Cummins Engines: QSL9, ISLE. Compare reference number 3937477 against the label on your existing Cummins component before ordering.
Additional cross references on file: 4938859. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
