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Premium Three-Way Catalytic Converters & Ceramic Carriers

High-standard emission control solutions for automotive applications. Custom-built for Euro 1 to Euro 5 compliance. Trusted by global partners since 2008.

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About ThreeWayCatalysis

Shandong Xiaoyuan Environmental Protection Technology Co., Ltd. is a leading manufacturer of high-end automotive exhaust components based in Dezhou City, Shandong Province, China. With over 15 years of industry experience and a 10,000-square-meter production facility, we specialize in advanced emission control systems.

Our product range includes three-way catalytic converters, ceramic carriers, universal catalytic converters, catalytic filters, and iron ladles — all engineered to meet Euro 1 through Euro 5 emission standards. We support both gasoline and diesel vehicles with customizable solutions tailored to client specifications.

2008
Founded
100+
Employees
1M+
Annual Sales
Factory Production Line

Our Featured Products

Engineered for performance, durability, and compliance. All products support Euro 1–5 standards and are customizable to your vehicle models and specifications.

High Standard Polished Three Way Catalytic Converter

High Standard Polished Three Way Catalytic Converter

Universal fit for any model, polished stainless steel housing, Euro 1-5 compliant.

Customizable Get Quote
Universal 2.0 Inch Converter

Universal 2.0 Inch Three Way Catalytic Converter

High-flow design, 2.0-inch inlet/outlet, suitable for performance tuning.

High Flow Get Quote
Audi Q7 Series Catalyst

Three Way Catalyst for Audi Q7 Series

OEM-grade replacement, precision-fit, optimized for V6/V8 engines.

OEM Fit Get Quote
Custom Universal Converter

Custom Universal Catalytic Converter

Made for IX25, IX35, Ford, Chevrolet, Jeep, and more. Fully customizable.

Custom Fit Get Quote
General Purpose Converter

General Purpose Three Way Catalytic Converter

High-standard build, suitable for various models, Euro 1-5 compliant.

Multi-Model Get Quote
Audi Q7 Catalyst

Three Way Catalyst for Audi Q7 4.2L

High-efficiency catalyst core, designed for 4.2L V8 engines.

V8 Optimized Get Quote
Hyundai IX35 Converter

High Standard for Hyundai IX35 Three Way Catalytic Converter

Precision-engineered for Hyundai models, direct replacement.

Hyundai Fit Get Quote
Toyota Prius Converter

High Flow Converter for Toyota Prius 2010–2015 1.8L

Enhanced flow efficiency, compatible with hybrid systems.

Hybrid Ready Get Quote
View All 142 Products

Why Choose ThreeWayCatalysis?

Engineered excellence, global compliance, and unmatched customization.

Euro 1–5 Compliant

All products meet or exceed European emission standards for gasoline and diesel vehicles.

Custom Manufacturing

We produce based on your samples, data, or vehicle models. Full OEM replication available.

10,000m² Factory

State-of-the-art production facility with strict quality control and ISO-level processes.

Global Shipping

Air, land, or sea delivery. Custom packaging and logistics support available.

2008
Year Established
15+
Years Experience
100+
Employees
1M+
Annual Sales Volume

Frequently Asked Questions

What emission standards do your products support?

Our catalytic converters and filters are designed to meet Euro 1, Euro 2, Euro 3, Euro 4, and Euro 5 standards. We also support DOC and DPF systems for diesel applications.

Can you customize products based on our samples?

Yes, we offer full customization. Send us your sample, drawing, or vehicle model, and we will replicate or design a compatible solution.

Do you support both gasoline and diesel vehicles?

Yes, our product line includes solutions for both gasoline and diesel engines, including three-way catalysts and catalytic filters.

What is your minimum order quantity (MOQ)?

MOQ varies by product. For standard items, it can be as low as 10 units. Contact us for specific product MOQs and bulk pricing.

How do you ensure product quality?

We implement strict quality control throughout production, including material inspection, process monitoring, and final testing. Factory tours and quality reports are available upon request.

Get in Touch

Have questions or need a custom quote? Reach out through the official website for fastest response.

Visit Official Website

Shandong Xiaoyuan Environmental Protection Technology Co., Ltd.

3-101, Wang Dehou Industrial Park, Ningjin County, Dezhou, Shandong, China

Email: [email protected]

Phone: +86 156 2862 8684

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