How do I confirm pilotpart218371 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Exhaust Outlet Connection 4939409 for Cummins Engine ISDE ISBE

For Cummins Tube and Pipe

Tube and Pipe 4939409 for Cummins

OEM / REF: 4939409SKU: pilotpart218371

Exhaust Outlet Connection 4939409 for Cummins Engine ISDE ISBE is a Tube and Pipe replacement part indexed for Part Number and Cummins s: Cummins Engines:ISDE, ISBE. Match OEM part number 4939409 and confirm fitment for Cummins Seals, Filters & Maintenance Parts before ordering.

Stock: In stock
Condition: New
Fitment: Cummins Seals, Filters & Maintenance Parts
Category: Tube and Pipe

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$169.18USD/EA

~~$13,899.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 9 – Nov 16
10	Nov 7 – Nov 14
50	Nov 5 – Nov 12

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Tube and Pipe Description

This Tube and Pipe is indexed for Part Number; Cummins s: Cummins Engines:ISDE, ISBE. Compare reference number 4939409 against the label on your existing Cummins component before ordering.

Additional cross references on file: C4939409. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

4939409 C4939409

Applications

Part Number
Cummins s: Cummins Engines:ISDE, ISBE

Specifications

Part Number	4939409, C4939409

Fitment Notes

Brand or application signal: Cummins Seals, Filters & Maintenance Parts
Product family: Tube and Pipe
System category: Seals, Filters & Maintenance Parts > Maintenance Components > Tube and Pipe
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.