Diesel Particulate Filter - Market Share Analysis, Industry Trends & Statistics, Growth Forecasts (2026-2031)

The diesel particulate filter market size is projected to expand from USD 23.24 billion in 2025 and USD 24.15 billion in 2026 to USD 29.25 billion by 2031, registering a CAGR of 3.91% between 2026 and 2031. This report is Segmented by Substrate Type (Silicon Carbide, Ceramic Fibre, and More), Regeneration Process (Passive, Active, and More), Vehicle Type (Passenger Cars, and More), Sales Channel (Original Equipment Manufacturer and Aftermarket), and Geography (Asia-Pacific, North America, Europe, South America, and Middle-East and Africa). The Market Forecasts are Provided in Terms of Value (USD).

Global Diesel Particulate Filter Market Trends and Insights

Rapid Diesel Fleet Growth in India, ASEAN and Africa

Commercial-vehicle sales in India rose 15% year-on-year to 107,486 units in January 2026, and diesel retained an 81.97% share. Fleet age averaged 10 years in fiscal 2025, driving replacements as Bharat Stage VI Stage 2 rules require wall-flow filters. ASEAN’s commercial-vehicle market is forecast to reach USD 83.51 billion by 2030, a 6.97% CAGR, with Thailand and Indonesia enforcing Euro-equivalent norms ahead of infrastructure rollouts. African ports are adopting low-emission zones that open retrofit opportunities for imported used trucks. The momentum across these regions underpins sustained demand for the Diesel particulate filter market.

Retrofit Mandates for Marine and Off-Road Diesel Equipment

The Netherlands required operational filters on all construction and agricultural machinery from January 2025, subsidizing installs that cut particulate mass by more than 90%. California’s Commercial Harbor Craft rule covers about 3,159 vessels and phases in level-3 systems once product verification is achieved. CARB’s draft Tier 5 off-road proposal, issued in February 2026, will mandate filters on engines previously exempt under Tier 4. International Maritime Organization emission-control areas coming into force in March 2026 further expand demand for combined SCR-DPF solutions. These converging policies lift medium-term growth prospects for the Diesel particulate filter market.

Fast BEV and Fuel-Cell Uptake in Urban Buses and Cars

Electric penetration in Indian commercial segments was 1.92% in January 2026 but is projected to reach up to 30% of buses by 2030, mostly in metropolitan corridors. The United States hydrogen truck fleet could rise from 5,000 units in 2024 to 75,000 by 2030, eliminating filter servicing on those vehicles. European low-emission zones incentivize zero-emission buses, eroding light-duty diesel volumes, yet long-haul and off-highway sectors remain diesel-reliant. This urban-rural split tempers overall Diesel particulate filter market expansion.

Other drivers and restraints analyzed in the detailed report include:

• E-Commerce Last-Mile Boom Lifting LCV Mileage
• Low-Temperature, Catalyst-Coated Filters for Hybrid Powertrains
• Post-COVID Delays to Euro 7 Weaken 2025-26 Demand

For complete list of drivers and restraints, kindly check the Table Of Contents.

Segment Analysis

Cordierite retained 47.71% market share in 2025 on cost advantages but faces thermal limits at 1,400°C, whereas silicon carbide tolerates more than 2,000°C, accelerates regeneration, and achieves filtration efficiency above 99%. Silicon-carbide components accounted for a rising slice of the Diesel particulate filter market size and are set to grow at a 4.32% CAGR during the forecast period (2026-2031) as Euro 7 and CARB Tier 5 tighten PN thresholds.

OEMs such as NGK, Corning, and IBIDEN have released porous structures that cut backpressure without sacrificing ash capacity. Faurecia Service remanufactures silicon-carbide filters via a six-step process that lowers costs by 30% and extends service life, reinforcing aftermarket uptake. Higher price sensitivity in passenger cars constrains penetration, yet heavy-duty and hybrid applications will continue shifting volumes toward silicon carbide through 2031.

Passive regeneration dominated installations with 50.33% share in 2025, but combined passive-active architectures are projected to rise at 4.58% CAGR during the forecast period (2026-2031) as stop-and-go duty cycles prevail in last-mile fleets. Cummins introduced the Twin Module system with twin 5 kW heaters powered by a 48-V alternator, enabling rapid soot burn-off without diesel dosing.

SAE studies demonstrate that high-pressure dosing and thermal-management strategies improve regeneration efficiency by up to 20% and lower HC and CO by 95%. While active events consume extra fuel, predictive scheduling reduces occurrences, balancing cost and compliance. Emerging plasma and electric-only heaters are under trial for stationary and marine sets, indicating an innovation runway in the Diesel particulate filter market.

Complete Report Scope:

• By Substrate Type
  • Cordierite
  • Silicon Carbide (SiC)
  • Ceramic Fiber
  • Metallic and Other Advanced Substrates
• By Regeneration Process
  • Passive
  • Active (In-cylinder/In-exhaust)
  • Combined Passive-Active
• By Vehicle Type
  • Passenger Cars
  • Light Commercial Vehicles (LCV)
  • Heavy Commercial Vehicles (HCV)
  • Off-Highway (Construction, Agri, and Mining)
• By Sales Channel
  • Original Equipment Manufacturer (OEM)
  • Aftermarket (Retrofit and Replacement)
• By Geography
  • Asia-Pacific
    • China
    • India
    • Japan
    • South Korea
    • ASEAN Countries
    • Rest of Asia-Pacific
  • North America
    • United States
    • Canada
    • Mexico
  • Europe
    • Germany
    • United Kingdom
    • France
    • Italy
    • Spain
    • Russia
    • Rest of Europe
  • South America
    • Brazil
    • Argentina
    • Rest of South America
  • Middle-East and Africa
    • Saudi Arabia
    • South Africa
    • Rest of Middle-East and Africa

Geography Analysis

Europe generated 42.23% of 2025 revenue on the strength of Euro 6 saturation and robust remanufacturing networks. The Euro 7 delay moderates 2025-26 demand, yet future PN10 limits and 200,000-kilometer durability will pivot fleets to silicon-carbide substrates and advanced coatings, especially in Germany, France, and the United Kingdom. Circular-economy moves by BASF, which recycles platinum-group metals with 97% lower CO₂ than primary refining, align with looming sustainability guidelines.

Asia-Pacific is set to post the fastest 5.12% CAGR during the forecast period (2026-2031), anchored by India’s 81.97% diesel share in commercial vehicles, ASEAN’s growth in fleet spending, and China's 7 implementation timelines. The Diesel particulate filter market size across the region will accelerate as older trucks are scrapped and new Bharat Stage VII and China 7 engines adopt high-efficiency substrates. Early hybrid uptake in Japan and South Korea drives demand for catalyst-coated filters that regenerate below 300°C.

North America remains a sizable market where EPA Tier 4 Final keeps off-road equipment filtered. CARB Tier 5, proposed for 2031-36, will widen adoption to engines previously exempt, while hydrogen truck pilots reduce urban demand. California’s R99 or R100 renewable-diesel mandate cuts PM but does not eliminate filtration needs, preserving aftermarket volumes for silicon-carbide units that withstand extended service intervals.

List of Companies Covered in this Report:

• Afton Chemical
• BASF
• BorgWarner
• BOSAL
• Corning Incorporated
• Cummins Inc.
• DENSO CORPORATION
• Donaldson Company Inc.
• Eberspächer
• Eminox
• FORVIA
• Haldor Topsoe
• Johnson Matthey
• MANN+HUMMEL
• NGK INSULATORS, LTD.
• PHINIA Inc.
• Tenneco Inc.
• Umicore

Additional Benefits:

• The market estimate (ME) sheet in Excel format
• 3 months of analyst support