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Premium Auto & Motorcycle Accessories

RUIAN UKNOW Auto & Motorcycle Accessories Co., Ltd. – Engineering Excellence in Performance Filtration and Components Since 2016

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About UKNOW

RUIAN UKNOW AUTO&MOTORCYCLE ACCESSORIES CO.,LTD is a professional manufacturer specializing in high-performance air filters and motorcycle accessories. With a commitment to innovation, quality, and customer satisfaction, we serve clients across domestic and international markets.

Since our inception, we have focused on R&D, advanced manufacturing, and sustainable production practices. Our philosophy centers on continuous improvement, environmental responsibility, and contributing to the global automotive community.

2016
Founded
+50
Products
Global
Shipping
ISO
Certified
UKNOW Factory and Products

Our Products

High-performance air filters and motorcycle accessories designed for durability, efficiency, and superior airflow. Engineered for both OEM and aftermarket applications.

UN-1101A

High-Flow Performance Air Filter

  • Cotton Gauze Media
  • Reusable & Washable
  • Increased Airflow
  • OEM Replacement

UN-1101C

Universal Cone Air Filter

  • 3.5" Base Diameter
  • High-Density Foam
  • Oil-Resistant
  • For Carbureted Engines

UN-1102D

Panel Air Filter Element

  • Precision Fit
  • Multi-Layer Filtration
  • Dust Resistance
  • Long Service Life

UN-1103C

Performance Replacement Filter

  • Enhanced Filtration
  • Washable Design
  • Improved Throttle Response
  • Compatible with Stock Housing

UN-1104A

Motorcycle Air Filter

  • Designed for Sport Bikes
  • High Airflow Efficiency
  • Durable Frame
  • Easy Installation

UN-1104B

Off-Road Air Filter

  • For Dirt Bikes & ATVs
  • Superior Dust Protection
  • Oil-Soaked Media
  • Reusable for 50,000+ Miles

UN-1108

Universal Round Air Filter

  • 4.5" Outer Diameter
  • Aluminum Mesh
  • High Flow Rate
  • Ideal for Custom Intakes

UN-1109

High-Capacity Air Filter

  • Extended Surface Area
  • 99% Filtration Efficiency
  • For Turbocharged Engines
  • Heat-Resistant Frame
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Technology & Quality

At UKNOW, we combine advanced engineering with rigorous quality control to deliver products that exceed industry standards.

Certification

Our products meet international quality standards with full certification for performance and safety compliance.

R&D Innovation

Continuous research and development ensure our filters offer maximum airflow and filtration efficiency.

Advanced Equipment

State-of-the-art manufacturing equipment ensures precision and consistency in every product.

Quality Concept

From raw materials to final inspection, every stage is monitored to ensure reliability and performance.

ISO
Quality Management
CE
European Compliance
50+
R&D Hours/Week
99.8%
Defect-Free Rate

Corporate Culture

We believe in sustainable growth, employee welfare, and contributing positively to our community and environment.

Social Welfare

We actively participate in local community development and charitable initiatives.

Safe Production

Employee safety is our top priority with strict protocols and continuous training.

Environmental Protection

We implement eco-friendly practices and materials to reduce our environmental footprint.

Our Philosophy

"To deliver innovative, high-quality automotive solutions through continuous improvement, ethical practices, and a commitment to excellence in every aspect of our business."

Frequently Asked Questions

1 Where is UKNOW located?

RUIAN UKNOW is based in Dongwu Industrial Zone, Ruian, Zhejiang, China.

2 Are your air filters reusable?

Yes, many of our performance filters are reusable and can be cleaned and re-oiled for extended service life.

3 Do you offer OEM services?

Yes, we provide OEM and ODM services for bulk orders and private labeling.

4 What certifications do you have?

Our products and processes are certified under ISO and CE standards for quality and safety compliance.

5 How can I place an order?

You can contact us directly via phone or email, or visit our official website to submit an inquiry.

Contact UKNOW

Get in touch with our team for inquiries, partnerships, or product information.

Contact: Mrs Chen
Tel: +86-0577-65186336
Fax: +86-0577-65526263
Email: [email protected]
Address: Dongwu Industrial Zone, Ruian, Zhejiang, China
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