Restore commercial fleet emissions performance with this premium Skyline aftermarket Cummins 4395058 / 5579377 / A055Y242 / A064B973 DPF Replacement. Also acting as a high-efficiency direct-fit DPF filter alternative, this brand-new particulate assembly serves as a direct counter-part to OEM cross-references 4395058, 5579377, A055Y242, A064B973, 4395058NX, 4395058RX, 5579377NX, and 5579377RX. Engineered for exact physical proximity within medium-to-heavy duty commercial vehicles, it installs cleanly with no exhaust system modifications, carries zero core charge, and ships free within the continental United States.
✓ Free Shipping
✓ EPA Compliant
Cummins 4395058 Cross Reference
How to Verify Your Unit: This direct-fit particulate filter replaces components stamped with housing, casting, or manufacturing tags matching any of the interchangeable assembly numbers or supplier cross-references listed below:
Select the setup from the product options above that best fits your shop's needs:
Full Kit (Best Value): Includes (1) Brand-New Component, (2) installation gaskets (2871772), and (2) heavy-duty clamps (5417471).
Component Only: Includes core unit only. Hardware items excluded.
Key Features & Specifications for Part 4395058 / 5579377
Proudly Built in the USA: Designed, engineered, and manufactured in America.
No Core Charge: Brand-new aftermarket component; completely eliminates dirty core tracking and return hassles.
Exact-Fit™ Technical Dimensions: Built with matching inlet/outlet outer diameters, pre-machined sensor ports, and specialized body hanger brackets for zero exhaust system modifications.
Substrate Performance Matrix: Advanced flow-through wall-flow core utilizes optimized precious metal washcoat loading to maintain optimal exhaust temperatures and long-term emission control.
Industry-Leading Warranty: Backed by an extensive 3-year unlimited mileage coverage matrix.
EPA Compliant: Meets federal emissions standards for applicable particulate matter reduction requirements nationwide.
Fast Free Shipping: Free ground freight within the continental United States. Orders confirmed before 2:00 PM Eastern ship out the same business day.
Cummins Vehicle Fitment Guide
Direct alternative solution for approximately 2017 to Present model year vehicles running medium-to-heavy duty regional transportation and vocational architectures with horizontal chassis exhaust configurations. Deployed widely across standard Class 6, Class 7, regional box lines, delivery trucks, municipal frameworks, and passenger fleets:
Freightliner Applications: Business Class M2 106 and M2 112 local distribution and regional vocational models.
Kenworth Applications: Medium conventional and heavy line-haul platforms including Kenworth T270, T370, T280, T380, and T480 styles matching tracking number 4395058.
Peterbilt Applications: Regional distribution and city pickup fleets including models 337, 348, and the cab-over Model 220 series indexed under number 5579377.
International / Navistar Applications: Medium-duty and heavy vocational trucks from the MV Series and HV Series.
Hino Truck Fleet Layouts: Commercial L Series and XL Series trucks equipped with factory-optioned engine configurations.
Bus Fleet Systems: Heavily optioned across major passenger transit setups, commercial shuttles, and school route buses built by Blue Bird, Thomas Built, and Gillig.
Signs Your Diesel Particulate Filter (DPF) Needs Replacement
Frequent, unprompted, or incomplete DPF regeneration cycles triggered by active trouble codes matching 4395058 / 5579377
Excessive particulate soot loading or exhaust face-plugging at the filter module core face
Active dashboard diagnostic trouble codes (DTCs) signaling low soot capacity or filter cracking
Unexplained commercial engine backpressure spikes or noticeable horsepower deterioration under loaded trailer pulls
*Note: Always verify exact vehicle compatibility using your vehicle's VIN number, emissions family descriptor tag, or the original stamped part number on your filter unit casing before placing an order.
California Shipping Notice: This product is EPA compliant but is NOT for sale in California and cannot be shipped to a California address.
Disclaimer: Product images for reference only. Hardware depends on configuration. Price is for (1) unit.
Warranty Information
Skyline Emissions, Inc offers a 3-year, unlimited mileage warranty on all their DPFs and DOCs