Engine Air Filter OEM/ODM Manufacturer in China

We have the best experience in providing various types of air filters for automobiles, construction machinery, industrial and special equipment, agricultural machinery, generator sets and ships to various companies. We are always ready to provide you with services that meet your company's air filter spare parts needs.

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about us

Engineering Excellence in Automotive Filtration

Junyang Auto Parts is a premier manufacturer dedicated to protecting engines in the toughest environments. From excavators to heavy trucks, our air filters are built to perform.

8M+ Annual Production

100% Quality Tested

INDUSTRY APPLICATIONS & SOLUTIONS

Comprehensive Engine Filtration for Every Sector

Junyang Auto Parts specializes in manufacturing heavy-duty air filters for diverse industries. From highway transportation to off-road mining, we deliver reliable OEM/ODM filtration solutions tailored to your specific engine requirements

Commercial Vehicle Filters

High-performance air intake filters designed for heavy-duty trucks, buses, and logistics fleets. Ensures maximum fuel efficiency and engine longevity on long-haul routes

Construction Machinery

Rugged filtration for excavators, loaders, bulldozers, and cranes. Engineered with high dust-holding capacity to withstand extreme working environments and mining sites

Generator Sets & Industrial

Reliable air filtration for diesel generator sets, air compressors, and industrial power units. Ensures stable operation and clean air intake for stationary equipment

Special Purpose Vehicles

Custom filtration solutions for sanitation trucks, mining dump trucks, and specialized engineering vehicles. Built to meet rigorous heavy-duty specifications

 OEM/ODM Manufacturing

We offer comprehensive private labeling and custom manufacturing. Send us your samples, drawings, or OEM part numbers, and we will produce filters to your exact standards.

As a direct manufacturer in Hebei, we eliminate the middleman. Enjoy factory-direct pricing, consistent ISO-certified quality, and rapid production turnaround for wholesale orders.

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MANUFACTURING & LOGISTICS

Premium Filter Media

We utilize top-tier filter paper  to ensure high filtration efficiency and dust-holding capacity

OEM & ODM Solutions

comprehensive customization services including mold development, private labeling, and custom packaging design.

IATF 16949 Certified

Our manufacturing process strictly follows IATF 16949 standards, ensuring zero defects in every batch.

Automated Production

Equipped with advanced PU injection and pleating machines to guarantee precision and fast lead times.

In-House Laboratory

Rigorous testing for air permeability, flow resistance, and sealing integrity before shipment.

Global Logistics

Experienced in international shipping, container optimization, and timely delivery to over 50 countries.

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Simple Steps to Start Your Order

From initial inquiry to final delivery, we streamline the OEM/ODM process.

01 📩

Inquiry & Specs

Send us your OEM#, drawings, or engine models. We analyze requirements instantly.

02 📝

Quote & Sample

We provide a competitive quote and create prototypes for your verification.

03 ⚙️

Mass Production

Automated manufacturing begins. Capacity ensures large orders fulfilled on time.

04 📦

QC & Delivery

100% inspection before packing. We arrange global logistics to you.

Innovative solution backed by scientific rigor

Specialized Filtration Solutions

Covering the full range of heavy-duty and industrial applications.

Construction Machinery Air Filter

Construction Machinery

Heavy-duty air filters designed for excavators, loaders, and bulldozers. Dust-holding capacity optimized for extreme environments.

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Commercial Truck Air Filter

Commercial Trucks

Reliable filtration for long-haul logistics fleets. Supports Volvo, Scania, Mercedes-Benz, and other heavy truck engines.

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Agriculture and Industrial Air Filter

Agriculture & Industrial

High-efficiency filters for tractors, harvesters, and generator sets. Ensuring clean air intake even in harvest dust.

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FAQs

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Got Question? We’re Here to Help!

To streamline your purchasing process, our website supports two search methods. You can browse our catalog by Vehicle Brand to see our full range of solutions for specific trucks or machinery. Alternatively, for precise air intake filter replacements, we recommend using the search bar with your specific SKU or OEM part number. This ensures you get the correct specifications for your wholesale air intake filters inquiry.

Yes, you can drive with a dirty engine air filter, but it’s not advisable. A dirty air filter can restrict airflow to the engine, which can lead to several issues: Reduced Engine Performance: Limited airflow can cause the engine to run less efficiently, resulting in decreased power and acceleration.

It’s recommended that you change your car’s air filter every 15,000 to 30,000 miles, depending on how often you drive and the type of environment you live in. During normal driving conditions, changing the air filter every 20,000 miles will usually suffice.

8 Dirty Air Filter Symptoms: How to Know When to Clean Your Air…
  • Air Filter Appears Dirty. …
  • Decreasing Gas Mileage. …
  • Your Engine Misses or Misfires. …
  • Strange Engine Noises. …
  • Check Engine Light Comes On. …
  • Reduction in Horsepower. …
  • Flames or Black Smoke from Exhaust Pipe. …
  • Strong Fuel Smell.
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