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Built to support repair shops, fleets, and equipment owners with dependable parts sourcing and responsive service.
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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| Model Number | 3538, 1844, 1850, 2038, 2044, 2050, 2448, 2544, 2550, 2644, 2650, 3235, 1824AK, 1824K, 1635, 1644, 1733, 1735, 1735K, 1748, 1838, 1840LS, 1935, 1935AK, 1944, 1948, 2035LS, 2035S, 2038AS, 2055AF, 2235, 2244, 2433, 2435, 2435K, 2538, 2635, 2638, 2648S, 3050 |
| Engine Number | OM 401.975 LA, OM 401.974, OM 402 LA, OM 402.970, OM 402.971 LA, OM 402.978 LA, OM 422 LA, OM 440 A, OM 440 LA, OM 441 LA, OM 441.921/922, OM 441.980/445.934, OM 442 A, OM 442 LA, OM 442.930, OM 442.950 A, OM 442.951 LA, OM 442.959 A, OM 442.997 LA, OM 44 |
| Compatible Model Brand | For OTHER BRAND, For Mercedes Benz |
| Compatible Engine Brand | For Mercedes Benz |
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Official answers about compatibility, package contents, specifications, installation, shipping, and warranty for Aftermarket Donaldson P778613 Air Filter for Mercedes-Benz Engine OM402LA OM446LA OM422LA 1985-2003 Truck 1635 1644 1733 1735 1824K 3238 3550S (SKU: ESY85279).
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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.
We ship to customers around the world. Orders are sent with our standard courier service—trackable, dependable, and easy to work with. On this product page, use Get Estimate under the price to see shipping cost and estimated delivery for your location. For destinations, rules, and full details, read our Shipping Policy Details.
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.
