Restore exhaust filtration performance with this premium Skyline aftermarket PACCAR 5579354 / Cummins 2871459 Diesel Particulate Filter (DPF) Replacement. This brand-new unit serves as a direct alternative to OEM part numbers 5579354, 2871459, Q629361, A064B983, 5579354NX, 5579354RX, 2871459NX, and 2871459RX. Engineered as an exact-fit replacement for commercial vehicles powered by PACCAR PX-7, PACCAR PX-6, and Cummins ISB 6.7L diesel engines, it requires no exhaust system modifications for installation, carries zero core charge, and ships free within the continental United States.

PACCAR 5579354 / Cummins 2871459 Cross Reference

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

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 DPF, (2) 2871452 Original Equipment Quality gaskets, and (2) 2871862 clamps.
• DPF Only: Includes the replacement DPF filter only. Installation gaskets and clamps are not included.

Key Features & Specifications for Part 5579354 / 2871459

• 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 wall-flow 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 federal emissions standards for applicable particulate matter reduction requirements.
• Free Shipping: Free ground shipping within the continental United States. Orders placed before 2:00 PM Eastern ship out the same business day.

PACCAR 5579354 / Cummins 2871459 Vehicle Fitment Guide

Direct alternative solution for approximately 2010 to 2016 conventional commercial trucks configured with PACCAR horizontal chassis exhaust layouts. Optimized for:

• Engine Platforms: PACCAR PX-7 (6.7L) and Cummins ISB 6.7L variants deployed across medium-duty regional transportation and vocational fleets.
• Chassis Fitments: This specific physical canister layout accommodates conventional platform applications with strict frame attachment requirements:
  • Kenworth DPF Applications: Medium conventional configurations including T270, T370, T280, and T380 single-axle frames indexed under tracking index 5579354.
  • Peterbilt DPF Applications: Vocational utility, city delivery, and regional pickup platforms including conventional models 325, 330, 337, and 348 setups matching tracking string 2871459.

Compatible OEM Master Assembly Numbers: 2866396, 2866526, 2866593, 2871731, 2871764, 2871872, 2880234, 2880236, 2880331, 2880337, 2880338, 2880400, 2880410, 2880412, 2880457, 2880459, 2885918, 2888139, 2888143, A030H946

Signs Your PACCAR / Cummins DPF Needs Replacement

• Frequent, unprompted, or incomplete DPF regeneration cycles linked to active fault codes matching 5579354 / 2871459
• 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 increases or gradual exhaust system power loss

*Note: Always verify exact vehicle compatibility using your vehicle's VIN number, emissions family descriptor tag, or the original stamped OEM part number on your filter unit casing before placing an order.

Disclaimer: Product images for reference only. Final replacement hardware items matching OEM 5579354 / 2871459 such as gaskets, clamps, and sensor ports depend on your kit configuration. Selecting the "Full Kit" option adds the explicitly listed installation components to your shipment.