Cummins 5287478, 4965340, A035H168 DOC Inlet Module Replacement

$1,680.00
SKU:
BG0411-FSS
Condition:
New
Availability:
In Stock - We sell filters locally that could affect real-time inventory – You will be contacted immediately if there are any availability issues
Features:
Proudly Made in America – EPA Compliant – No Core Required – Same fit and Performance as original equipment
Shipping:
Free Ground (Continental USA) - Overnight & Expedited Options Available - Orders After 2PM EST Ship the following Day
Warranty:
3-year, unlimited mileage warranty
Cross Reference:
5287478, 5287478NX, 5287478RX, 4965340, 4965340NX, A035H168, Q621548, 58200, C20-0155, BG0411
California Orders:
NOT for sale or shipment to California
Cummins 5287478, 5287478NX, 5287478RX, 4965340, 4965340NX, A035H168, Q621548DOC Inlet Module

Have questions? Call an expert at 760-355-8900, 9am - 9pm EST

Product Overview

Restore emission system performance with this premium Skyline aftermarket Cummins 5287478 Diesel Oxidation Catalyst (DOC) Inlet Module Replacement. This brand-new unit serves as a direct alternative to OEM numbers 5287478, 5287478NX, 5287478RX, 4965340, 4965340NX, 4965340RX, A035H168, and Q621548. Engineered as an exact-fit replacement for medium-duty trucks powered by Cummins ISB / QSB 6.7L and PACCAR PX-6 engines, it requires no exhaust system modifications for installation, carries zero core charge, and ships free within the continental United States.

✓ Free Shipping
✓ EPA Compliant

Cummins 5287478 Cross Reference

How to Verify Your Unit: This direct-fit catalyst replaces components stamped with housing, casting, or manufacturing tags matching any of the interchangeable assembly numbers or supplier cross-references listed below:

Manufacturer / Program Cross Reference Part Numbers
Cummins OEM 5287478, 5287478NX, 5287478RX, 4965340, 4965340NX, 4965340RX
PACCAR / Cummins A035H168, Q621548
Skyline Aftermarket BG0411, BG0411-C, BG0411-M
DuraFit C20-0155
Dinex 58200

Choose Your Kit Configuration

Select the setup from the product options above that best fits your shop's needs:

  • Full Kit (Best Value): Includes (1) Brand-New DOC, (1) 2871451 gasket, (1) 2866636 gasket, (1) 2871861 clamp, and (1) 2880482 clamp.
  • DOC Only: Includes the replacement DOC only. Gaskets and clamps are not included.

Key Features & Specifications

  • Proudly Built in the USA: Designed, engineered, and manufactured in America.
  • No Core Charge: Brand-new aftermarket component; eliminates the hassle and downtime of shipping a dirty core back.
  • Exact-Fit™ Technical Dimensions: Engineered with OEM-matching inlet/outlet diameters, pre-machined sensor ports, and factory-spec hanger alignments for direct exhaust installation with zero exhaust system modifications required.
  • Substrate Performance Matrix: Advanced flow-through core utilizes optimized precious metal washcoat loading to maintain optimal exhaust temperatures and long-term emission control.
  • Industry-Leading Warranty: Backed by a 3-year unlimited mileage warranty on all Skyline aftermarket solutions.
  • EPA Compliant: Meets applicable federal emissions standards for DOC replacement applications.
  • Free Shipping: Free ground shipping within the continental United States. Orders placed before 2:00 PM Eastern ship out the same business day.

Vehicle & Engine Application Guide

Fits approximately 2007 to 2009 commercial vehicles equipped with Cummins diesel powertrains. Optimized for:

  • Engine Platforms: Cummins ISB 6.7L / Cummins QSB 6.7L and PACCAR PX-6 6.7L
  • Chassis Fitments: This module fits standard medium-duty conventional trucks, regional delivery units, and commercial or school bus fleets:
    • Freightliner: Business Class M2 106 and M2 112 conventional platforms.
    • Kenworth: T170, T270, and T370 medium-duty conventional configurations.
    • Peterbilt: Models 330, 335, 337, and 348 conventional trucks.
    • International / Navistar: DuraStar 4300 and 4400 Series trucks, WorkStar severe-duty platforms, and older 7300/7400 configurations running the 6.7L platform.
    • Blue Bird: Vision and All American school and commercial bus chassis.
    • Thomas Built: Saf-T-Liner C2, HDX, and EF series bus platforms.
    • IC Bus (Navistar): CE Series, RE Series, and commercial shuttle chassis variants.
    • Gillig: Low Floor and Phantom regional transit bus layouts.

Compatible OEM Assembly Numbers: 4965174

Signs Your Cummins DOC Needs Replacement

  • Frequent, unprompted, or incomplete DPF regeneration cycles
  • Excessive particulate soot loading or exhaust face-plugging at the inlet module catalyst face
  • Active dashboard diagnostic trouble codes (DTCs) signaling low catalyst efficiency levels
  • Unexplained commercial engine backpressure increases or gradual exhaust system power loss

*Note: Always verify exact compatibility using your vehicle's VIN number or original stamped OEM part number on the unit 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 are for reference only. Final components such as the DOC, gaskets, clamps, and sensor port locations depend on the selected configuration. Price is for one (1) physical DOC unit. Selecting the "Full Kit" option adds the explicitly listed installation gaskets and clamps to your shipment.

Warranty Information

Skyline Emissions, Inc., offers a 3-year, unlimited mileage warranty on all their DPFs and DOCs.