How do I confirm pilotpart217678 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 3937327 for Cummins Engine ISB B5.9 ISF3.8 ISD4.5 B4.5

For Cummins Tube and Pipe

Tube and Pipe 3937327 for Cummins ISB Engine

OEM / REF: 3937327SKU: pilotpart217678

Exhaust Outlet Connection 3937327 for Cummins Engine ISB B5.9 ISF3.8 ISD4.5 B4.5 is a Tube and Pipe replacement part indexed for Cummins · ISB and Cummins · 5.9L, with 3 application records on file. Match OEM part number 3937327 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

$269.99USD/EA

~~$8,228.00~~Save 97%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

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 Cummins · ISB; Cummins · 5.9L; Cummins · B5.9; Cummins · ISF3.8. Compare reference number 3937327 against the label on your existing Cummins component before ordering.

Before checkout, compare OEM part number 3937327, 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.

Part Numbers and Cross References

3937327

Applications

Cummins · ISB
Cummins · 5.9L
Cummins · B5.9
Cummins · ISF3.8
Cummins · ISD4.5
Cummins · B4.5
Cummins · ISD4.5 CM2150
Cummins · B5.9 LPG Plus CM556
Cummins · G5.9
Cummins · ISB 5.9 G CM2180
Cummins · B4.5s
Cummins · ISF3.8 CM2220 AN
Cummins · ISB6.7 CM2250
Cummins · B4.5 RGT
Cummins · ISB CM800
Cummins · QSB5.9-44 CM550
Cummins · B5.9 G
Cummins · G3.9
Cummins · ISBe4 CM850
Cummins · ISD6.7 CM2150
Cummins · ISD6.7 CM2150 SN
Cummins · QSB6.7 CM2250
Cummins · QSB3.9-30 CM550
Cummins · QSB5.9-30 CM550
Cummins · B Gas Plus CM556
Cummins · B6.7s
Cummins · ISB CM2150
Cummins · ISD4.5 CM2150 SN
Cummins · ISB CM850
Cummins · B LPG Plus CM556
Cummins · B3.9
Cummins · ISF2.8 CM2220 AN
Cummins · ISB6.7 CM2150 SN
Cummins · QSB6.7 CM850
Cummins · ISBe4 CM2150
Cummins · G5.9 CM558
Cummins · ISB6.7 CM2150 SQ
Cummins · ISB4.5 CM2150 SN
Cummins · ISB CM550
Cummins · QSB5.9 CM850
Cummins · B Gas International CM556
Cummins · QSB4.5-30 CM550
Cummins · ISBe CM800
Cummins · ISBe5 CM2150 SN
Cummins · QSB4.5 CM850
Cummins · ISBe CM850
Cummins ISB,5.9L,B5.9,ISF3.8,ISD4.5,B4.5,ISD4.5 CM2150,B5.9 LPG Plus CM556,G5.9,ISB 5.9 G CM2180,B4.5s,ISF3.8 CM2220 AN,ISB6.7 CM2250,B4.5 RGT,ISB CM800,QSB5.9-44 CM550,B5.9 G,G3.9,ISBe4 CM850,ISD6.7 CM2150,ISD6.7 CM2150 SN,QSB6.7 CM2250,QSB3.9-30 CM550,QSB5.9-30 CM550,B Gas Plus CM556,B6.7s,ISB CM2150,ISD4.5 CM2150 SN,ISB CM850,B LPG Plus CM556,B4.5,B3.9,ISF2.8 CM2220 AN,ISB6.7 CM2150 SN,QSB6.7 CM850,ISBe4 CM2150,G5.9 CM558,ISB6.7 CM2150 SQ,ISB4.5 CM2150 SN,ISB CM550,QSB5.9 CM850,B Gas International CM556,QSB4.5-30 CM550,ISBe CM800,ISBe5 CM2150 SN,QSB4.5 CM850,B5.9,ISBe CM850

Specifications

Part Number	3937327

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.