How do I confirm pilotpart236676-01 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

For Caterpillar Muffler

Muffler 6I-6425 for Caterpillar

Q: What part numbers are associated with this Muffler?

6I-6425, CA6I6425, 330B, W330B, 3306, 330L, 2ZM00001-UP, 6DR00001-UP, AME00001-UP

OEM / REF: 6I-6425SKU: pilotpart236676-01

Muffler 6I-6425 for Caterpillar Excavator CAT 330B 330B L is a Muffler replacement part indexed for Part Number and Model: 330, 330 FM L, 330 L, 330B, 330B L, W330B Engine: 3306 Specification: Diameter(mm): 290 Height(mm):880 Inlet dia(mm):100 Exit dia(mm):100 Details: 330, 330L Excavators 2ZM00001-UP (MACHINE) 330B...

Stock: In stock
Condition: New
Fitment: Caterpillar Engine Spare Parts
Category: Muffler

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$506.74USD/EA

~~$75,280.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Aug 23 – Aug 30
10	Aug 21 – Aug 28
50	Aug 19 – Aug 26

Estimates from today; confirm exact lead time before payment.

Quantity

Buy online now or add to your quote list for bulk pricing and fitment confirmation.

Confirm fitment before ordering →

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

Muffler Description

This Muffler is indexed for Part Number; Model: 330, 330 FM L, 330 L, 330B, 330B L, W330B Engine: 3306 Specification: Diameter(mm): 290 Height(mm):880 Inlet dia(mm):100 Exit dia(mm):100 Details: 330, 330L Excavators 2ZM00001-UP (MACHINE) 330B L Excavator 6DR00001-UP (MACHINE) POWERED BY 3306 Engine W330B MH Excavator AME00001-UP (MACHINE) POWERED BY 3306 Engine. Compare reference number 6I-6425 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: CA6I6425, 330B, W330B. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

6I-6425 CA6I6425330BW330B3306330L2ZM00001-UP 6DR00001-UP AME00001-UP

Applications

Part Number
Model: 330, 330 FM L, 330 L, 330B, 330B L, W330B Engine: 3306 Specification: Diameter(mm): 290 Height(mm):880 Inlet dia(mm):100 Exit dia(mm):100 Details: 330, 330L Excavators 2ZM00001-UP (MACHINE) 330B L Excavator 6DR00001-UP (MACHINE) POWERED BY 3306 Engine W330B MH Excavator AME00001-UP (MACHINE) POWERED BY 3306 Engine

Specifications

Part Number	6I-6425,6I6425,CA6I6425

Fitment Notes

Brand or application signal: Caterpillar Engine Spare Parts
Product family: Muffler
System category: Engine Spare Parts > Emission & Exhaust System > Muffler
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.