Airgas expands DEF distribution footprint to increase accessibility, strengthen logistics support, and ensure high-purity product availability for nationwide fleets transitioning to clean diesel standards.

1. Diesel Exhaust Fluid (DEF): A high-purity urea solution used to reduce nitrogen oxide (NOx) emissions in diesel engines equipped with Selective Catalytic Reduction (SCR). Available in various volumes, it meets ISO 22241 standards and qualifies for low-emission fleet compliance under 2025 clean diesel regulations.
2. Bulk DEF Delivery Service: Customized DEF delivery solutions with telemetry-enabled storage tanks ensure continuous supply to fleet operators. Reduces downtime and streamlines DEF inventory management for large-scale fleet operations needing consistent compliance with emissions standards.
3. DEF Storage and Dispensing Equipment: Turnkey DEF storage systems including tote tanks, pumps, and dispensing nozzles. Designed to maintain fluid purity and streamline integration into fleet maintenance facilities. Enhances regulatory compliance and reduces DEF contamination risks.
4. On-Site Fleet DEF Refueling Solutions: Mobile DEF refueling options tailored to fleet yards and truck depots, minimizing the need for driver detours. Increases operational efficiency and supports large fleets in adhering to low-emission standards during refueling operations.
5. Airgas Total Gas Management Program: Comprehensive gas supply and monitoring service for fleet maintenance operations. Integrates DEF and other specialty gases with automated tracking and replenishment. Supports lean operations and emission compliance strategies.
6. Regulatory Compliance Support Services: Technical consultation and documentation assistance for meeting EPA and CARB regulations on diesel exhaust treatment. Helps fleets qualify for 2025 government clean air incentives through certified DEF use and storage practices.
7. High-Volume DEF Totes & Palletized Packaging: Offers 275-gallon and 330-gallon DEF totes optimized for high-demand fleet operations. Packaging ensures consistent product integrity and efficient transport for fleet hubs with heavy-duty diesel vehicles using SCR systems.
8. Fleet Customer Portal & Order Management: Digital platform for fleet managers to schedule deliveries, monitor usage, and manage DEF inventory across locations. Improves supply transparency and facilitates bulk ordering for multisite operations maintaining clean diesel compliance.
9. National DEF Distribution Network: Over 200 distribution points provide rapid DEF access across the U.S., reducing fleet refueling disruptions and ensuring high service levels. Supports coast-to-coast fleet operations aiming for consistent emission control.
10. DEF Quality Control and Testing Services: Periodic DEF sample testing to verify compliance with ISO 22241 purity standards. Helps prevent SCR system damage and maintains warranty protections for diesel vehicles. Ensures product consistency for fleets relying on clean diesel performance.

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Company Resources

White Papers - Company Exhaust Fluid
Product Specification Sheet for Company Diesel Exhaust Fluid.
 

Anco Chemicals Inc. recently highlighted improvements in supply chain management and expanded partnerships for chemical distribution, reinforcing their role in supporting cleaner fuel technologies across industrial sectors.

1. Diesel Fuel Additives: Anco Chemicals supplies diesel additives formulated to improve fuel combustion efficiency, reduce particulate matter, and enhance engine cleanliness, contributing to lower GHG emissions in commercial fleet operations.
2. Cold Flow Improvers: These additives prevent diesel fuel gelling in cold climates, ensuring smooth fuel flow and engine performance for fleets operating in northern regions or winter conditions.
3. Cetane Improvers: Formulated to raise the cetane number in diesel fuel, these additives improve combustion quality, reduce ignition delay, and lower overall emissions in diesel-powered fleet vehicles.
4. Lubricity Enhancers: These chemical additives protect engine components by improving fuel lubricity, especially important for ultra-low sulfur diesel (ULSD) used in emission-regulated fleets.
5. Emissions Control Catalysts: Anco manufactures or supplies chemical agents used in catalytic converters or diesel particulate filters that reduce NOx, CO, and HC emissions from diesel fleet vehicles.
6. Biocide Fuel Treatments: Biocide additives eliminate microbial growth in fuel systems, maintaining fuel quality and preventing corrosion, especially in long-term fleet vehicle storage conditions.
7. Fuel System Cleaners: Chemical cleaners designed to remove carbon deposits from injectors and combustion chambers, helping improve fuel economy and reduce emissions in aging diesel fleets.
8. Corrosion Inhibitors: These chemical formulations protect fuel system components and tanks from rust and corrosion, extending asset life and supporting compliance with clean fuel storage standards.
9. Bulk Chemical Custom Blending: Anco offers custom blending services tailored to customer specifications, allowing fleets to design specific diesel fuel treatments or emissions solutions for unique operational needs.
10. Technical Consulting for Fuel Additives: Anco provides expert consulting to help fleet operators select or formulate the right diesel additive packages that align with 2025 low-emission regulations and operational goals.

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Company Resources

Specifications - Resources
Spec sheet
 

BASF Catalysts LLC in Iselin, NJ is a global leader in emissions control technologies, providing advanced catalytic solutions for clean diesel, gasoline, and hybrid vehicles to reduce environmental impact.

1. Catalytic Diesel Particulate Filters (DPFs): Designed to capture and oxidize soot from diesel exhaust, BASF’s DPFs offer high filtration efficiency with low backpressure, reducing particulate matter emissions and supporting compliance with EPA and Euro VI standards.
2. Selective Catalytic Reduction (SCR) Systems: BASF’s SCR systems reduce nitrogen oxide (NOx) emissions by injecting a urea-based solution into the exhaust stream, enabling fleet operators to meet stringent NOx emission limits under real-world driving conditions.
3. Ammonia Slip Catalysts (ASC): Positioned downstream of SCR units, these catalysts prevent ammonia slip, ensuring compliance with tailpipe emission standards while maintaining system efficiency and protecting downstream components.
4. Four-Way Conversion (FWC) Catalysts: Integrating oxidation, NOx reduction, and particulate filtration in a single unit, FWCs offer compact emission control for light-duty diesel fleets, reducing system complexity and maintenance costs.
5. Advanced Coated Substrates: BASF offers ceramic and metallic substrates with proprietary catalyst coatings that enhance thermal durability and emissions performance for both new and retrofit diesel applications.
6. Engine Retrofit Solutions: Retrofit technologies from BASF enable older diesel engines to comply with current emissions standards, extending asset life and qualifying for local or federal clean air funding programs.
7. Emission Control Systems for Off-Road Vehicles: Tailored solutions for construction and agricultural equipment help reduce NOx and PM emissions, supporting fleets operating in regulated zones or seeking to improve environmental impact.
8. Modular Catalyst Systems: Modular system designs enable flexible integration into various vehicle platforms, offering scalable solutions for light-, medium-, and heavy-duty diesel vehicles while optimizing cost and installation time.
9. Hydrocarbon Oxidation Catalysts (DOC): DOCs from BASF oxidize unburned hydrocarbons and CO in diesel exhaust, enhancing the performance of downstream SCR and DPF systems while supporting regeneration processes.
10. Lifecycle Emissions Analytics and Technical Services – BASF supports fleets with simulation, emissions modeling, and field data analysis, helping optimize catalyst configurations and ensure sustained regulatory compliance across diverse duty cycles.

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Company Resources

Presentations - BASF selective catalytic reduction datasheet
BASF selective catalytic reduction datasheet for diesel emissions control.
 
Presentations - BASF diesel particulate filters datasheet
BASF diesel particulate filters datasheet for diesel emissions control.
 

Baumot North America is a subsidiary of the Baumot Group, a Germany-based company specializing in advanced emission-reduction technologies for internal combustion engines. 

1. BNOx SCR System: BNOx is a retrofit Selective Catalytic Reduction system reducing NOx emissions by up to 90%. It is CARB-verified and designed for heavy-duty diesel vehicles operating in urban environments like California.
2. BMC Diesel Particulate Filter (DPF): A wall-flow diesel particulate filter that traps over 95% of soot particles, making it suitable for retrofitting medium- and heavy-duty fleet vehicles under California diesel clean-up programs.
3. BTRON Control Unit: An intelligent ECU that controls exhaust aftertreatment systems, optimizing dosing strategies for SCR and DPF systems in real-time based on load and driving patterns.
4. BNOx Smart Injection Technology: An advanced urea injection system that enhances NOx conversion efficiency while minimizing urea usage, especially effective for stop-and-go urban fleet operations.
5. Integrated Retrofit Packages: Tailored retrofit packages combining DPF and SCR for full compliance with CARB’s Truck and Bus Regulation, ideal for mixed fleet operations in low-emission zones.
6. Onboard Diagnostic System (OBD): A retrofit-capable OBD system that ensures ongoing compliance by monitoring emissions performance and alerting fleet managers of malfunctions or performance degradation.
7. E-Mobility Retrofit Transition Consulting: Provides consultation on integrating clean diesel technologies as a bridge strategy for fleets transitioning to full electrification, including eligibility analysis for 2025 incentives.
8. CARB/EPA Verification Support Services: Helps fleets navigate and document compliance with CARB and EPA regulations when installing retrofit technologies, ensuring access to grants and exemptions.
9. Installation and Maintenance Services: Nationwide service partner network provides certified installation and ongoing maintenance for all retrofit systems, with remote monitoring available to reduce downtime.
10. Fleet Emissions Auditing and Planning: A data-driven analysis service helping fleets assess current emissions and develop phased retrofit plans to meet 2025 compliance timelines and qualify for funding programs.

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Company Resources

Presentations - Baumot diesel particulate filter vert certified brochure
an informational brochure on the Baumot vert certified effective and reliable diesel particulate filter.
 
Presentations - Baumot diesel particulate filter for low temperatures sheet
An informational sheet on the Baumot diesel particulate filter for extremely low exhaust temperatures.
 

Catalytic Exhaust Products recently expanded its product line with high-performance diesel oxidation catalysts designed for off-road and heavy-duty fleets, supporting Tier 4 and Euro VI compliance.

1. Diesel Oxidation Catalysts (DOCs): DOCs reduce carbon monoxide, hydrocarbons, and particulate matter in diesel exhaust by oxidizing pollutants into less harmful gases, improving compliance with EPA and Euro standards for low-emission fleets.
2. Diesel Particulate Filters (DPFs): DPFs capture and remove over 90% of soot and fine particles from diesel engine exhaust, regenerating periodically and supporting 2025 retrofit programs for urban delivery and municipal fleets.
3. SCR (Selective Catalytic Reduction) Systems: SCR systems reduce NOx emissions by injecting urea into the exhaust stream, reacting on a catalyst to meet stringent Tier 4 and Euro VI NOx limits for heavy-duty fleets.
4. Catalytic Mufflers: Combining sound attenuation with emissions control, these units replace standard mufflers with an integrated DOC, making them ideal for retrofitting older diesel equipment in urban and industrial environments.
5. Air/Fuel Ratio Controllers: These controllers optimize combustion by adjusting the air-fuel mix to enhance fuel efficiency and emission reductions, crucial for lean-burn natural gas and diesel engines in fleet operations.
6. Low Emission Engine Retrofit Kits: These retrofit kits combine DOCs, DPFs, and SCR systems for comprehensive emission reductions, helping legacy diesel vehicles achieve compliance with 2025 clean fleet incentive programs.
7. Custom Catalyst Manufacturing: Tailored catalyst solutions for specialized engines or equipment allow fleets to meet region-specific emission regulations and operational needs while extending the service life of older assets.
8. Engine-Specific Catalyst Design Services: Technical teams assess your fleet’s engine specifications to design catalyst systems that ensure compatibility, minimize back pressure, and comply with federal and provincial emission rules.
9. Off-Road Vehicle Emissions Systems: Solutions developed for mining, construction, and agricultural fleets reduce diesel particulates and NOx emissions without disrupting equipment performance, supporting grant-eligible clean tech upgrades.
10. Exhaust Silencers with Catalysts: Dual-function units that combine noise reduction with emission control for fleets operating in noise- or emission-sensitive zones such as airports, rail yards, or urban construction sites.

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Company Resources

Web Links - Resource
Diesel particulate filters for on-highway application
 

Next-gen clean diesel engines from Caterpillar improve emissions compliance and efficiency, offering advanced integration with digital fleet platforms to optimize commercial vehicle operations.

1. Cat® C7.1 Industrial Diesel Engine: The C7.1 engine delivers up to 320 hp with low emissions and high fuel efficiency, certified to meet EU Stage V and U.S. EPA Tier 4 Final standards. Designed for off-highway vehicles, it supports lower operating costs through advanced combustion technologies.
2. Cat® C9.3B Industrial Diesel Engine: This 9.3-liter engine delivers 415 hp with optimized turbocharging and aftertreatment to meet stringent 2025 emission standards, providing fleet operators with low fuel consumption and high uptime performance in demanding work environments.
3. Cat® C13B Industrial Diesel Engine: Featuring a compact design and delivering up to 577 hp, the C13B integrates advanced air, fuel, and aftertreatment systems to reduce NOx and particulate matter while increasing thermal efficiency.
4. Cat® Diesel Exhaust Fluid (DEF) Systems: Caterpillar DEF systems support SCR aftertreatment in clean diesel engines by reducing NOx emissions. They are calibrated for optimal fluid consumption and system compatibility, enhancing compliance with government regulations.
5. Cat® Connect Fleet Monitoring: This telematics solution monitors fuel usage, idle time, and emissions across fleets powered by Cat engines. The platform provides real-time data to support decisions that reduce operating costs and carbon output.
6. Cat® Diesel Particulate Filters (DPFs): Caterpillar DPFs are designed to capture and oxidize soot in diesel exhaust, supporting clean diesel initiatives and meeting particulate matter emissions requirements. Regeneration strategies are optimized for uptime and maintenance efficiency.
7. Cat® Reman Diesel Engines: Remanufactured diesel engines from Caterpillar offer near-new performance with lower cost and environmental impact. These engines meet latest emissions standards and are ideal for fleets seeking lower lifecycle emissions.
8. Cat® Advanced Engine Control Modules (ECMs): Caterpillar ECMs enhance the performance of diesel engines by optimizing fuel delivery and combustion processes. They help maintain emissions compliance and improve engine diagnostics for better fleet reliability.
9. Cat® Scheduled Oil Sampling (S·O·S?) Services: The S·O·S program allows fleet operators to track engine health through fluid analysis. Identifying wear metals and contaminants supports proactive maintenance and extends engine life while maintaining clean performance.
10. Cat® Low Emissions Retrofit Kits: These kits upgrade older diesel engines with new emission control technologies, including DPFs and SCR systems, allowing legacy equipment to meet 2025 emissions regulations while avoiding full engine replacement.

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Company Resources

Presentations - Cat Diesel Particulate Filter Brochure
A brochure detailing the features of the Cat diesel particulate filter.
 

CDTi expands product development partnerships to address California’s emissions standards and broaden offerings for both retrofit and OEM diesel emission control systems.

1. Purifilter® F: CARB-verified Level 3+ diesel particulate filter for on-road and off-road applications, achieving over 85% PM reduction. Ideal for fleets seeking to meet 2025 diesel emission regulations with durable passive regeneration capabilities.
2. Purifilter® O: An active regeneration diesel particulate filter system designed for off-road diesel engines, capable of reducing PM by 85% or more. Optimized for equipment with low exhaust temperatures or high idling times.
3. Muffler-DPF Combo Units: Integrated muffler and diesel particulate filter solutions that reduce noise and emissions simultaneously. Suitable for retrofit projects in older fleet vehicles operating in California’s low-emission zones.
4. Catalyst Coated Substrates: Proprietary mixed-phase catalyst technologies that deliver low-temperature activity and long-term durability, enabling compliance with increasingly strict NOx and PM emissions regulations for commercial diesel fleets.
5. DPX™ Diesel Oxidation Catalyst: CARB-verified DOC system for retrofit use in diesel vehicles to reduce CO, hydrocarbons, and PM. Ideal for light- and medium-duty fleet applications with minimal maintenance requirements.
6. CDTi Emissions Testing Services: Engineering support and emissions validation services for fleet operators and OEMs, including customized test programs that ensure vehicles comply with 2025 California Air Resources Board (CARB) diesel standards.
7. Emission Control Retrofit Kits: Complete retrofit kits for in-use diesel vehicles, featuring filter assemblies, sensors, and control modules. Designed for easy installation and CARB compliance across a variety of fleet vehicle types.
8. Low Temperature Catalyst Systems: Advanced catalyst systems that achieve full performance in low exhaust temperature environments, suitable for stop-and-go urban delivery fleets and idle-heavy utility trucks.
9. Fleet Compliance Support Services: Technical consulting to assist fleet operators with emissions compliance planning, CARB verification support, and selection of the right emission control technologies for long-term operational savings.
10. OEM Catalyst Supply Programs: Custom-designed catalyst and DPF supply partnerships for OEMs manufacturing diesel-powered vehicles, ensuring integration of advanced emissions controls that meet 2025 California regulatory requirements.

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Company Resources

Web Links - Resources
TECHNOLOGY CDTi Advanced Materials, Inc. has produced more than 12 million coated catalysts. With 55 patented technologies and ISO Certifications, we provide a high level of expertise and quality.
 

Corning announced the expansion of its Clean Air Technologies portfolio, launching a next-generation diesel particulate filter optimized for tighter emissions standards and advanced aftertreatment systems.

1. Corning® DuraTrap® AT Filters: Advanced aluminum titanate-based particulate filter designed for high-thermal durability and excellent filtration efficiency, ideal for heavy-duty diesel vehicles operating in high-temperature conditions and seeking compliance with 2025 EPA and CARB emissions standards.
2. Corning® DuraTrap® GC Filters: Cordierite-based diesel particulate filter offering low back pressure and high filtration efficiency, suitable for light- and medium-duty diesel fleets looking to reduce particulate matter and meet ultra-low emissions targets.
3. Corning® DuraTrap® ULTRA Filters: A high-porosity diesel particulate filter developed for extreme soot-loading conditions, enabling longer service intervals and improved fuel economy for commercial fleets operating in urban and stop-and-go environments.
4. Corning® Celcor® Substrates: Ceramic substrate designed for catalytic converters with excellent thermal shock resistance and low-pressure drop, optimized for diesel oxidation catalysts and selective catalytic reduction systems in fleet vehicles.
5. Corning® FLORA Catalyst Substrates: Flexible, lightweight ceramic substrate supporting advanced catalyst technologies for diesel and hybrid powertrains, providing high surface area and fast light-off for improved emissions control under variable load conditions.
6. Corning Emission Systems Integration Support: Engineering support service that assists OEMs and fleet system integrators in optimizing emissions systems by tailoring substrate and filter combinations for specific duty cycles, engine configurations, and 2025 emissions compliance.
7. Corning Aftermarket Solutions: Replacement diesel particulate filters and substrates for existing fleet vehicles, designed to meet or exceed OEM performance specifications and prolong vehicle life while maintaining emissions compliance through 2025 and beyond.
8. Corning Smart Monitoring Technologies: Sensor integration and smart diagnostic support technologies that enable real-time performance tracking of emissions control systems, reducing maintenance costs and improving regulatory reporting for commercial fleet operators.
9. Corning Low NOx System Components: High-performance ceramic substrates compatible with low NOx aftertreatment architectures, helping diesel fleets meet stringent California and national standards through optimized SCR and ammonia slip control.
10. Corning Research & Development Collaboration: Collaborative R&D services with OEMs and Tier 1 suppliers focused on developing next-generation clean diesel solutions, supporting early adoption of low-emission technologies eligible for 2025 clean vehicle incentives.

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Company Resources

Presentations - Heavy duty DuraTrap AT filters brochure
A brochure about the Corning heavy duty DuraTrap AT filters for systems requiring high durability under severe conditions.
 
Presentations - DuraTrap AT filters brochure
An informational brochure on Corning DuraTrap AT filters-particulate filters for diesel emissions systems.
 

Cummins announced its next-generation X10 clean diesel engine platform, designed to meet 2027 EPA regulations while offering immediate 2025 compatibility and improved fuel economy for commercial fleets.

1. X15 Efficiency Series Diesel Engine: This heavy-duty engine delivers up to 500 hp with optimized fuel economy and extended maintenance intervals. It meets 2025 emissions standards, offering reduced GHG output and operational costs for long-haul fleets.
2. X12 Productivity Series Diesel Engine: A lightweight, high-output engine ideal for weight-sensitive applications. It balances power and fuel efficiency, with low NOx emissions and is designed to help fleets meet future regulatory and sustainability targets.
3. B6.7 Diesel Engine: A mid-range engine widely used in delivery, utility, and municipal fleets. Offers proven reliability, advanced aftertreatment for low emissions, and compatibility with biofuels, aligning with 2025 clean diesel standards.
4. L9 Diesel Engine: The L9 delivers powerful performance in vocational applications, such as refuse and construction. Features a high-pressure fuel system for lower particulate emissions and is built for durability in demanding environments.
5. X10 Diesel Engine (Next-Gen): Launching for 2025, the X10 offers mid-duty weight with heavy-duty power, designed to replace both X12 and X15 in some applications. Exceeds 2027 EPA/California NOx requirements and reduces TCO.
6. Single Module Aftertreatment System: Combines DPF, SCR, and urea dosing in a compact unit that reduces emissions by up to 90%. Enhances engine performance and simplifies installation for OEMs and upfitters meeting 2025 emissions targets.
7. Fleetguard Emission Solutions: Provides advanced filtration and aftertreatment systems to ensure emissions compliance. Enhances system durability and helps diesel engines meet 2025 regulations with reduced NOx and particulate matter emissions.
8. Connected Diagnostics: Real-time remote diagnostics platform that monitors engine health and emissions. Supports proactive maintenance and compliance with emissions standards by providing actionable insights directly to fleet operators.
9. Diesel Engine Rebuild Services: Rebuild programs restore engine performance to like-new condition while reducing waste. Engineered with genuine Cummins parts, these services extend equipment life and ensure compliance with current emissions standards.
10. SmartSupport™ Digital Service Tools: Provides digital access to service history, maintenance alerts, and diagnostics. Empowers fleets with predictive maintenance and emissions control, reducing downtime and keeping diesel engines compliant and efficient.

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Company Resources

Web Links - Resources
On Highway Products
 

DG Fuels has selected Johnson Matthey and bp's co-developed Fischer Tropsch (FT) CANS™ technology for its first sustainable aviation fuel (SAF) plant in Louisiana.

1. Diesel Oxidation Catalyst (DOC): Johnson Matthey’s DOC technology reduces carbon monoxide (CO) and hydrocarbon (HC) emissions by over 90%. It oxidizes pollutants in both light and heavy-duty engines, converting CO and HC into carbon dioxide and water.
2. Diesel Particulate Filter (DPF): The DPF removes over 99% of solid particulate matter from diesel exhaust through physical filtration. Johnson Matthey's Continuously Regenerating Trap® (CRT®) technology uses an oxidation catalyst to generate NO2, which helps in passive regeneration of the filter.
3. Selective Catalytic Reduction (SCR): SCR systems chemically reduce nitrogen oxides (NO?) to nitrogen and water using ammonia as a reductant. Johnson Matthey offers both coated and extruded catalysts, effectively reducing NO? emissions in diesel engines.
4. Selective Catalytic Reduction Filter® (SCRF®): The SCRF® integrates SCR technology onto a diesel particulate filter, enabling simultaneous reduction of NO? and particulate matter. It features Cu-Zeolite washcoat technology, offering durability and compliance with stringent emission standards.
5. NO? Storage Catalyst (NSC): NSC systems store NO? during lean engine operation and reduce it during rich conditions. Johnson Matthey's NSC technology is designed for vehicles with transient operating conditions, ensuring effective NO? control.
6. Ammonia Slip Catalyst (ASC): ASC systems prevent ammonia slip from SCR systems by oxidizing excess ammonia into nitrogen and water. Johnson Matthey's ASC technology ensures compliance with emission regulations by minimizing ammonia emissions.
7. SCARF™ Technology: SCARF™ combines SCR and SCRF® in a compact design, allowing placement closer to the engine for faster catalyst light-off and improved NO? and particulate matter control, especially during cold starts.
8. Mining CRT®: Designed for underground mining equipment, the Mining CRT® combines a diesel oxidation catalyst and a diesel particulate filter to reduce particulate matter and NO2 emissions, enhancing air quality in confined environments.
9. DPFi™ Electrically Regenerated DPF: The DPFi™ system uses electrical regeneration to oxidize particulate matter without generating NO2, suitable for engines with low exhaust temperatures, ensuring over 99% reduction in diesel particulate numbers.
10. CRT® for Stationary Engines: Johnson Matthey's CRT® technology is applied in stationary engines to reduce particulate matter emissions. The system uses an oxidation catalyst to generate NO2, facilitating passive regeneration of the diesel particulate filter.

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Company Resources

Web Links - Diesel oxidation catalyst
Diesel engines normally run lean (more air than fuel), and therefore a diesel autocatalyst usually operates as an oxidation catalyst (which is why it is known as a diesel oxidation catalyst or DOC) cutting CO and HC emissions by more than 90%.
 

Nett Technologies showcased new retrofit emissions control solutions at the 2024 Heavy-Duty Emissions Control Conference, emphasizing diesel particulate filters and SCR systems for 2025 regulatory compliance.

1. Diesel Particulate Filters (DPF): DPF systems reduce diesel particulate matter by over 90% using wall-flow ceramic filter technology. These filters are ideal for fleets operating in urban areas requiring low-emission retrofits under 2025 diesel emissions standards.
2. Selective Catalytic Reduction (SCR) Systems: SCR systems significantly cut NOx emissions by injecting urea into the exhaust stream. Designed for heavy-duty fleets, they meet stringent EPA and Euro VI standards while improving fuel economy in compliant vehicles.
3. Diesel Oxidation Catalysts (DOC): These catalysts reduce carbon monoxide, hydrocarbons, and particulate matter by oxidizing exhaust gases. Suitable for medium and heavy-duty fleet vehicles, they provide a cost-effective way to meet 2025 retrofit compliance requirements.
4. 3-Way Catalytic Converters: Designed for spark-ignition engines, these catalysts simultaneously reduce CO, HC, and NOx emissions. Ideal for CNG and propane fleet vehicles, BlueCAT TWCs support compliance with EPA and CARB standards while enabling fuel flexibility.
5. Standard and Add-On Mufflers: Combining noise reduction and emissions control, Nett catalytic mufflers are designed for diesel and gasoline engines in commercial equipment. Ideal for fleets requiring compact solutions that integrate both noise and emissions performance.
6. Design Engineering Services: Utilizing its experienced and knowledgeable design engineering team, Nett Technologies can create custom engineered mufflers, filters, silencers, catalytic converters and other exhaust systems. With the help of its advanced modeling software, we can assist your organization with meeting today’s tough regulatory requirements.
7. Engine Testing and Certification Services: Nett assists fleet operators and OEMs with emissions certification under EPA, CARB, and Environment Canada standards. Services include testing, reporting, and documentation to ensure compliance for both retrofit and new engine applications.

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Company Resources

Web Links - Resource
Nett Technologies has a large selection of 3-Way Catalytic Converters, Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF) and Selective Catalytic Reduction (SCR) systems to assist with controlling on-site emissions. From large diesel po...
 

Yara International launched Air1 Advance, a next-generation AdBlue® (DEF) product aimed at further reducing NOx emissions in diesel-powered vehicles while enhancing compatibility with new emission systems.

1. Air1 AdBlue®: Air1 AdBlue® is a high-purity diesel exhaust fluid (DEF) designed to convert harmful NOx emissions into nitrogen and water via selective catalytic reduction (SCR) systems, improving compliance with Euro VI and EPA 2025 emission standards.
2. Air1 Advance: Air1 Advance is Yara’s enhanced AdBlue® formulation tailored for advanced SCR systems, ensuring optimal low-temperature performance, minimal crystallization, and improved system reliability for next-generation clean diesel commercial vehicles.
3. DEF Storage and Dispensing Solutions: Yara offers scalable DEF storage and dispensing solutions, including bulk tanks, IBCs, and pumps, enabling fleets to manage DEF supply efficiently while maintaining product quality and system compatibility.
4. AdBlue® Supply Contracts: Long-term AdBlue® supply agreements provide fleets with a secure, price-stabilized, and logistics-optimized source of DEF, ensuring consistent delivery and reducing operational risk across regional and national fleet operations.
5. Fleet DEF Usage Optimization: Yara provides fleet-specific DEF consumption consulting, helping operators reduce waste, prevent misuse, and match DEF consumption with driving patterns, improving environmental compliance and operational efficiency.
6. Mobile DEF Delivery Services: Mobile delivery services offer direct-to-depot or on-site DEF replenishment for fleet depots, reducing downtime, optimizing refill schedules, and ensuring regulatory compliance with minimal driver intervention.
7. AdBlue® Quality Assurance and Testing: Yara’s DEF quality testing services verify urea concentration, purity, and compliance with ISO 22241 standards to prevent SCR system damage and maintain emission control effectiveness.
8. SCR System Training for Fleet Technicians: Yara offers technical training for fleet maintenance personnel on SCR systems and DEF handling, ensuring proper maintenance procedures and avoiding common issues that impair emission system performance.
9. Emission Compliance Advisory Services: Compliance advisory services help fleet operators navigate regional and national emission regulations by optimizing DEF usage, selecting compliant vehicles, and preparing for 2025 low-NOx fleet requirements.
10. Sustainability Reporting Support: Yara provides sustainability data related to DEF usage, helping fleets track GHG emission reductions for ESG reporting, carbon accounting, and eligibility for 2025 clean fleet incentives and grants.

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Company Resources

Web Links - DEF
Diesel Exhaust Fluid for Commercial Vehicles
 

Colonial Chemical Company's Urea technology is an excellent alternative to the big-name big-price products currently available in the marketplace. Colonial Chemical Company is expert on the ever changing compliance standards, as well as the numerous NOx reduction systems. We keep costs low, while maintaining a high-level of service, that keeps you profitable. show less

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Company Resources

Specifications - Resource
API Certification
 

DCL is a leader in the design and manufacture of catalytic converters, catalytic mufflers, diesel particulate filters and stock mufflers for the air pollution control of off-highway vehicles, stationary engines, industrial processes and specialized on-highway vehicles. DCL supplies to world leading engine manufacturers, original equipment and aftermarket retrofit. show less

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Company Resources

Presentations - Mine-X filter brochure
A brochure about the MINE-X flow through diesel particulate filters.
 
White Papers - DCL International diesel particulate emissions white paper.pdf
A white paper on flow-through filter technology for heavy duty diesel engines.
 

The emissions-control effort today has gained great momentum, thanks largely to the introduction of effective emissions control technology. Donaldson is uniquely positioned to assist with design, manufacturing and logistical support for both first-fit and retrofit applications. show less

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Company Resources

Brochures - Clean Diesel Kits
Donaldson delivers clean fuel solutions
 
Presentations - Diesel Oxydation Catalyst retrofit brochure
A brochure on Donaldson-s Diesel Oxydation Catalyst retrofit emissions products.
 

At MIRATECH, we supply some of the most advanced, cost-effective, reliable emissions systems on the market-sytems that help our customers meet government regulations-and maintain, clean, worry-free, economical operations. show less

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Company Resources

Web Links - MeC & MeC-Beast Catalyst
The MeC-BEAST catalyst combines the innovative technologies of two industry leaders, MIRATECH and EmeraChem, to create unprecedented emissions-control capability. For superior performance and durability, plus the industry?s best warranty, you need th...
 

Proventia works for clean air by developing solutions to reduce emissions from machines, vehicles, power plants and ships, both in OEM and retrofitting markets. show less

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Company Resources

Brochures - Resource
Proventia NOxBUSTER
 

Bosch offers a range of diesel systems especially for commercial vehicles. These systems are specially adapted to the requirements of professional operation. The Diesel Systems Division develops, applies and manufactures diesel systems which contribute to making vehicles cleaner, more economical and fun to drive. show less

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Company Resources

Web Links - Urea Filter
The majority of truck manufacturers chose to use selective catalytic reduction (SCR) technology to meet the standards. As part of SCR technology, Bosch provides the Denonxtronic 2.2 dosing system which injects urea into the exhaust which interacts wi...
 

We are the world's largest automotive exhaust supplier for the aftermarket. We provide the replacement parts market with branded products that customers recognize and value. show less

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Company Resources

Web Links - Resource
Clean air