fleetguard is a global filtration technology brand specialising in filtration systems and related products for diesel engines, commercial vehicles, industrial equipment, marine applications, power generation, mining, agriculture, and other heavy-duty machinery. The brand is best known for high-performance air, fuel, oil, hydraulic, and coolant filtration solutions designed to improve engine reliability, efficiency, and service life.1

Originally developed within Cummins Inc., fleetguard has evolved into a major global filtration brand operated by Atmus Filtration Technologies. Atmus became an independent publicly traded company in 2023 while continuing to market fleetguard filtration products worldwide.1

1

Early Development (1950s–1960s)

The roots of fleetguard trace back to 1958, when Cummins established a filtration manufacturing operation in Seymour, Indiana, USA, to meet the demanding filtration requirements of diesel engines. The original facility produced filtration products specifically designed for Cummins engines.2

In 1963, Cummins introduced the fleetguard brand name, creating a dedicated identity for its filtration products. The brand quickly became associated with heavy-duty diesel engine filtration and reliability.2

Early fleetguard products focused mainly on lubrication and fuel filtration for diesel engines, but the company later expanded into complete engine filtration systems.

Expansion and Global Growth

During the following decades, fleetguard expanded internationally through manufacturing facilities, joint ventures, and technical centres. Major milestones included:

• 1987: Establishment of fleetguard operations in India.
• 1994: Expansion into China through joint ventures.
• 2000s: Growth of global manufacturing and research capabilities.
• 2010s: Development of advanced filtration media technologies and digital monitoring solutions.2

Today, fleetguard operates through a global network of manufacturing plants and technical facilities, supported by engineers, scientists, and filtration specialists.1

fleetguard was historically part of the Cummins Filtration business. In 2023, Cummins separated its filtration business into a standalone company called Atmus Filtration Technologies. fleetguard remains the flagship brand for Atmus’ filtration products.1

The relationship between Cummins and fleetguard remains strong because many Cummins engines use fleetguard filtration products as original equipment or recommended replacement components.3

fleetguard provides a wide range of filtration and fluid-management products.

Air Filtration

fleetguard air filters protect engines by removing dust, dirt, and airborne contaminants before they enter the combustion system. Applications include heavy trucks, construction machinery, agricultural equipment, mining equipment, and industrial engines. Benefits include reduced engine wear, improved combustion efficiency, and longer engine life.3

Fuel Filtration

fleetguard fuel filters remove contaminants and water from diesel fuel systems. Key functions include protecting fuel injectors, improving fuel cleanliness, reducing fuel-system failures, and supporting modern high-pressure fuel systems. Modern diesel engines require extremely clean fuel because injector systems operate at very high pressures and tight tolerances; fleetguard develops filtration systems to meet these requirements.1

Lubrication (Oil) Filtration

fleetguard produces engine oil filters designed to remove harmful particles from lubricating oil. Technology examples include NanoNet® filtration media, advanced synthetic filter media, and high-efficiency particle capture systems. The NanoNet technology is designed to capture very small particles while maintaining filtration performance.1

Hydraulic and Transmission Filtration

fleetguard supplies filtration products for hydraulic systems, industrial machinery, off-highway equipment, and specialised vehicles. These systems help prevent contamination-related failures in precision hydraulic components.3

Coolants and Chemical Products

Beyond filters, fleetguard offers engine coolants, cooling system treatments, and chemical maintenance products. These products are designed to protect engines from corrosion, deposits, and cooling-system failures.3

fleetguard has developed digital monitoring solutions such as FleetguardFIT™ (Filtration Intelligence Technology). The system uses filtration data and monitoring technologies to help customers track filter condition, optimise maintenance schedules, reduce unnecessary downtime, and improve equipment availability.1

fleetguard products are used across many industries:3

• Transportation: Heavy-duty trucks, buses, and commercial vehicles.
• Construction: Excavators, loaders, cranes, and earthmoving machinery.
• Mining: Large diesel-powered mining equipment and remote industrial operations.
• Agriculture: Tractors, harvesters, and agricultural machinery.
• Marine: Commercial vessels and marine engines.
• Energy: Oil and gas equipment and power generation systems.

fleetguard has historically worked with major equipment manufacturers by supplying original equipment and aftermarket filtration products. OEM relationships have included companies such as Cummins, Daimler, Deere, Komatsu, PACCAR, Volvo, CNH Industrial, and Traton Group brands.2

This OEM involvement has helped fleetguard develop filters matched to modern engine designs and emissions requirements.

Technology development at fleetguard focuses on higher filtration efficiency, longer service intervals, reduced engine wear, lower operating costs, and supporting stricter emissions regulations. Key innovations include:

NanoNet® Media

A high-efficiency filtration material designed for advanced diesel engine applications.1

StrataPore® Media

Advanced filtration media technology used in various fleetguard applications.4

Crankcase Ventilation Systems

Solutions designed to manage engine emissions and comply with modern environmental requirements.4

fleetguard positions itself as a premium filtration science brand rather than simply a replacement filter manufacturer. Its brand philosophy centres on protecting expensive equipment assets, increasing machine uptime, improving engine durability, and providing engineering-backed filtration solutions.1

fleetguard competes globally with other filtration companies, including:

• Donaldson Company
• MANN+HUMMEL
• Parker Hannifin
• Baldwin Filters
• WIX Filters

fleetguard is widely recognised in the heavy-duty filtration industry for OEM-quality filtration products, strong engineering capabilities, global availability, and a long history in diesel engine applications. Its long association with Cummins engines helped establish fleetguard as one of the best-known filtration brands in commercial diesel markets.3

fleetguard is a global filtration technology brand with more than six decades of history. Founded from Cummins’ need for better diesel engine protection, it has grown into a worldwide supplier of filtration solutions for transportation, industrial, marine, agricultural, mining, and energy applications. Today, under Atmus Filtration Technologies, fleetguard continues to focus on advanced filtration science, engine protection, and reducing equipment downtime.1

1. https://www.fleetguard.com
2. https://www.sec.gov
3. Fleetguard | Cummins Inc.
4. Fleetguard – OCEO MARINE