How do I confirm pilotpart445139-9468512633080 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

Air Filter P549644 AF25598 42455 RS3750 184-2426 LA2455 for Caterpillar CAT C11 C12 C13 C15 Kenworth C500 T2000 W900L

For Caterpillar Air Filter

Air Filter P549644 for Caterpillar

Q: What part numbers are associated with this Air Filter?

P549644, AF25598, 42455, RS3750, 184-2426, CA184-2426, LA2455, 93455, 2242953, 3406E, T2000

OEM / REF: P549644SKU: pilotpart445139-9468512633080

Air Filter P549644 AF25598 42455 RS3750 184-2426 LA2455 for Caterpillar CAT C11 C12 C13 C15 Kenworth C500 T2000 W900L is a Air Filter replacement part for Caterpillar Seals, Filters & Maintenance Parts, categorized under Seals, Filters & Maintenance Parts > Air Filter. Use OEM part number P549644 and confirm machine...

Stock: In stock
Condition: New
Fitment: Caterpillar Seals, Filters & Maintenance Parts
Category: Air Filter

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$98.00USD/EA

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.

Air Filter Description

This Air Filter is indexed for Caterpillar s: Fit for Kenworth Truck: C500, T2000, W900L Fit for Peterbilt Truck: 387. Compare reference number P549644 against the label on your existing Caterpillar component before ordering.

Additional cross references on file: AF25598, 42455, RS3750. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

P549644 AF2559842455RS3750 184-2426 CA184-2426 LA2455934552242953 3406ET2000

Applications

Caterpillar s: Fit for Kenworth Truck: C500, T2000, W900L Fit for Peterbilt Truck: 387

Fitment Notes

Brand or application signal: Caterpillar Seals, Filters & Maintenance Parts
Product family: Air Filter
System category: Seals, Filters & Maintenance Parts > Filters > Air Filter
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.