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Qualifying new parts include 1-year coverage. Review the Warranty Policy section for coverage details, claim steps, and exclusions.
Eligible orders may qualify for returns within 90 days. See the Easy Return Policy section for conditions and next steps.
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Air Compressor Head Kit 4309439 for Cummins NT855 Engine
Part Number:
4309439,4309439RX
Applications:
Engine:
Cummins NT855
| original | 4309439,4309439RX |
Official answers about compatibility, package contents, specifications, installation, shipping, and warranty for Air Compressor Head Kit 4309439 for Cummins NT855 Engine (SKU: ES40558).
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Every new aftermarket part from us includes a 1-year warranty. Full terms, coverage, and how to make a claim: Warranty Assistance.
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We want you to be confident in your order. If you are not satisfied, you may qualify for a return or refund within 90 days, subject to conditions. See our Easy Return Policy for eligibility, steps, and exceptions.
