Diesel Air Filter Manufacturer | Heavy-Duty & Custom Filters for Industrial Engines
Reliable OEM replacement filters for Caterpillar, Cummins, Perkins, Volvo, and MTU.
Replacement Air Filters
We provide high-quality replacement filters that match OEM standards and fit diesel engines across industries.
Competitive Price
Our factory-direct pricing ensures excellent value without compromising on durability, performance, or quality.
Quick Delivery
With strong inventory and efficient logistics, we guarantee fast global shipping and reliable order fulfillment.
About Us
Founded in 2012 in Jinan, China, Bowei Filter Factory is a professional manufacturer specializing in heavy-duty diesel engine air filters for generator sets and industrial machinery.
With more than a decade of experience, we focus on delivering OEM-quality filtration at factory-direct prices through our export brand Broadwide.
Our filters are widely used in:
Diesel Generator Sets (Perkins, Cummins, CAT, SDMO)
Construction Equipment (Excavators, Wheel Loaders, Dump Trucks)
Mining & Industrial Engines
Marine and Power Equipment
Why Choose Bowei
At Bowei, quality is not a slogan — it’s a process.
Every air filter is designed, tested, and packed under ISO quality control to ensure long-lasting engine protection.
| Advantage | Description |
|---|---|
| Factory Price | Direct manufacturing saves you up to 40% compared to OEM filters. |
| OEM Compatibility | 1:1 cross reference fit for Caterpillar, Cummins, Perkins, Volvo, and MTU engines. |
| HV Filter Paper | Imported HV media ensures higher dust capacity and low pressure drop. |
| PU Molding Technology | Excellent sealing and vibration resistance for harsh working conditions. |
| Fast Delivery | 15-day average production time with stable export logistics. |
Broadwide – Our Export Brand
All Bowei filters exported overseas are branded under Broadwide, representing the same OEM-level quality and backed by Bowei’s factory testing standards.
Whether you are a distributor or service company, we provide private label packaging, OEM cross references, and stable supply for long-term cooperation.
Bowei air filters keep engines clean and efficient across industries:
Power generation & diesel gensets
Mining and construction equipment
Industrial air compressors
Agricultural and marine engines
Generator Set Air Filters
We offer a wide range of high-quality diesel generator air filters built for durability and top performance.
Marine Air Filters
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Mining Machinery Air Filters
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Agricultural Machinery Air Filters
Agriculture air filters are necessary to protect tractor drivers when they are cultivating land and wroking .
Industrial Air Filters
Bowei industrial air filters are the most highly efficient on the market, helping equipment extend long life, effectively saving maintenance costs.
High Flow Air Filters
Bowe high-flow air filters are manufactured replacement for original equipment filters, high performance. It is applicable to modified vehicles, heavy trucks and motorcycles.
Hot Sales Filters
We specialize in the production of high-efficiency filter products, which are widely used in many industries such as Generator Set Air Filters, Marine Air Filters, Mining Machinery Air Filters, Agricultural Machinery Air Filters, Industrial Air Filters, High Flow Air Filters, etc. Our filters have the advantages of high-efficiency filtration and long-term durability, which can effectively protect equipment operation and extend engine life. They are a trustworthy choice for customers around the world.
Bowei Filter Services
Our services are designed to help you reduce operating costs
Original-level filtration performance at 60% of the price
100% compatible with Cummins/Carter/Volvo/MTU/John Deere/Perkins/K&N
Ready to use, no need to modify the engine intake system
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Our Clients
With 13 years of experience in air filters, we have gained recognition from customers from different countries
What Our Clients Say
