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Air and Fuel› Air Cleaners, Filters, Intakes and Components

Donaldson

Duralite Primary Air Filter, 4.00" OD

$80.29 $54.80 Save $25.49

SKU: B085011

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In Stock
Ships by Aug 4
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INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Donaldson B085011 is a primary Duralite air filter engineered for demanding applications. This rugged, lightweight, and self-supporting filter is completely disposable, offering a convenient solution for air intake systems. With an efficiency rating of 99.9%, the B085011 effectively captures airborne contaminants, protecting your engine. Its specifications include an outer diameter of 4.00 inches (102 MM) and a gross length of 9.05 inches. The primary application for this filter is Cummins 2912986, making it a direct replacement or upgrade for that specific engine series.

MIA's Description

The Donaldson B085011 is a primary Duralite air filter designed for rugged, lightweight, and self-supporting use. It functions well under severe pulsation conditions. This filter has an efficiency of 99.9% and an outer diameter of 4.00 inches (102 MM). Its primary application is for Cummins 2912986, and it has a gross length of 9.05 inches.

Fitment

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Specifications

BrandDonaldson
Part NumberB085011
CategoryAir and Fuel

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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