Restore commercial fleet emissions performance with this premium Skyline aftermarket Cummins 4353352 / 5302638 / A047V540 / A042L872 DOC Inlet Module Replacement. Also acting as a high-efficiency direct-fit DOC filter alternative, this brand-new flow-through catalyst module serves as a direct counter-part to OEM cross-references 4353352, 4353352NX, 4353352RX, 5302638, 5302638NX, A047V540, A042L872, 5302322, 5310486, and A043Z603. Engineered for exact physical proximity within medium-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 4353352 Cross Reference
How to Verify Your Unit: This direct-fit replacement replaces components stamped with housing numbers, casting codes, or tag profiles matching any of the interchangeable manufacturing 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, (1) installation gasket (2871451), (1) installation gasket (2866636), (1) heavy-duty clamp (2871861), and (1) heavy-duty clamp (2880482).
Component Only: Includes core unit only. Hardware items excluded.
Key Features & Specifications for Part 4353352 / 5302638
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 catalyst core uses verified washcoat metal loading to sustain exhaust temperature control and lower backpressure limits.
Industry-Leading Warranty: Backed by an extensive 3-year unlimited mileage coverage matrix.
EPA Compliant: Meets federal emissions standards for legal installation 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 2013 to 2016 model year vehicles running medium-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: Medium-duty box and delivery configurations including Business Class M2 106 and regional vocational chassis networks running core layout 4353352.
Kenworth Applications: Conventional medium-duty conventional series trucks including Kenworth T270 and T370 configurations matched to requirements for 5302638.
Peterbilt Applications: Regional distribution and city delivery vehicle models including vocational 337 and 348 frameworks.
International / Navistar Applications: Medium-duty DuraStar 4300 Series commercial trucks.
Bus Fleet Systems: Heavily optioned across major passenger transit setups and school route buses built by Blue Bird, Thomas Built (Saf-T-Liner C2), and IC Bus (CE Series) configurations utilizing the inline diesel platform.
Signs Your Diesel Oxidation Catalyst (DOC) Needs Replacement
Frequent, unprompted, or incomplete DPF regeneration cycles triggered by active trouble codes matching 4353352 / 5302638 / A047V540
Excessive particulate soot face-plugging or heavy face mask scaling across the internal catalyst face assembly
Active dashboard diagnostic trouble codes (DTCs) pointing directly to poor catalyst conversion efficiencies
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 catalyst 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.