How do I confirm pilotpart438122 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

Cabin Air Filter 108-0688 1080688 For Caterpillar CAT Excavator 311 312 315 317 318 320 322 325 330 345 350 365 375 385 568

For Caterpillar Air Filter

Air Filter 108-0688 for Caterpillar 311B

OEM / REF: 108-0688SKU: pilotpart438122

Cabin Air Filter 108-0688 1080688 For Caterpillar CAT Excavator 311 312 315 317 318 320 322 325 330 345 350 365 375 385 568 is a Air Filter replacement part indexed for CAT 311B and CAT 312-A, with 3 application records on file. Match OEM part number 108-0688 and confirm fitment for Caterpillar Seals, Filters & Main...

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

$176.99USD/EA

~~$25,199.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Nov 7 – Nov 14
10	Nov 5 – Nov 12
50	Nov 3 – Nov 10

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 CAT 311B; CAT 312-A; CAT 312B; CAT 312B L. Compare reference number 108-0688 against the label on your existing Caterpillar component before ordering.

Before checkout, compare OEM part number 108-0688, 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

108-0688

Applications

CAT 311B
CAT 312-A
CAT 312B
CAT 312B L
CAT 315-A
CAT 315B L
CAT 317 N
CAT 317-A
CAT 317-A N
CAT 317B L
CAT 317B LN
CAT 318B
CAT 318B N
CAT 320 L
CAT 320-A L
CAT 320-A N
CAT 320-A S
CAT 320B
CAT 320B L
CAT 320B N
CAT 320B S
CAT 320C FM
CAT 320N
CAT 322 L
CAT 322 LN
CAT 322-A L
CAT 322-A LN
CAT 322-A N
CAT 322B L
CAT 322B LN
CAT 322N
CAT 325-A
CAT 325-A FM L
CAT 325B L
CAT 325B LN
CAT 325C FM
CAT 325D FM LL
CAT 330 L
CAT 330 LN
CAT 330-A
CAT 330-A L
CAT 330-A LN
CAT 330B L
CAT 330B LN
CAT 330C FM
CAT 330D FM
CAT 345B
CAT 345B II
CAT 345B II MH
CAT 345B L
CAT 350-A
CAT 350-A L
CAT 365B
CAT 365B II
CAT 365B L
CAT 375-A
CAT 375-A L
CAT 385B
CAT 568 FM LL
CAT 5080
CAT 5090B
CAT 5110B
CAT 345C
CAT M325B
CAT W330B
CAT W345B II

Specifications

Part Number	108-0688, 1080688

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.