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Roewe 350 OEM Catalytic Converter – Euro II Certified | CNC Precision | Mirror Surface | 3 Way Catalyst
Engineered as the Definitive Direct-Fit Solution for Roewe 350 Owners Seeking Reliability and Longevity.
This premium catalytic converter assembly is the ultimate solution for Roewe 350 models suffering from a failed or inefficient exhaust system. Whether you’re facing a persistent check engine light (P0420), a failed emissions test, or a noticeable drop in engine power, this unit is designed to restore your vehicle to factory specifications. It transforms exhaust-related problems into renewed performance and peace of mind.
High-Efficiency Conversion: Features a precision-engineered honeycomb ceramic core that effectively converts harmful emissions (CO, NOx, HC) into harmless gases, meeting or exceeding Euro II, III, and IV standards.
Durable Stainless Steel Construction: Built with a robust 409 stainless steel shell, this converter is designed to withstand extreme temperatures and resist corrosion, ensuring a long and reliable service life.
Performance Recovery Design: The optimized flow channels within the ceramic substrate minimize exhaust backpressure, helping to restore lost horsepower, improve throttle response, and recover fuel efficiency.
Guaranteed Direct-Fit: Engineered using precise CNC machining and laser-measured specs to perfectly match the Roewe 350’s factory mounting points. A true bolt-on installation with no cutting or welding required.
| Parameter | Detail |
| Product Name | Three-Way Catalytic Converter with Branch Pipe |
| Vehicle Compatibility | Roewe 350 |
| Body Material | T409L Stainless Steel (Mirror Surface Finish) |
| Core Substrate Material | Ceramic (Honeycomb) Substrate 400cpsi with Mat |
| Specification | 42X34X16 |
| Emission Standard | Fulfills Euro II, III, IV, V (O1-O5) Requirements |
| Installation Mode | Direct-Fit / Bolt-On |
| Condition | 100% New |
| Customization | Available (Color, Day/Date Marking) |
| Packing | EPE/Bubble Wrap + Carton |
| Brand | 3WayCatalyst |
| Origin | Dezhou, Shandong, China |
| Port | Qingdao/Tianjin/Designated Port |
| Delivery Time | 7-30 Days (Order Quantity Based) |
| MOQ | 20 Piece |
| Warranty | 1-Year Manufacturer Warranty |
| Certifications | ISO9001, TS16949, CE, RoHS, E-Mark, COP, CCC |
| HS Code | 8708920000 |
| After-Sales Support | 24-Hour Online Technical & Sales Support |
1.Failing Emissions Tests: Restores your vehicle’s ability to properly treat exhaust gases, providing the confidence needed to pass mandatory vehicle inspections.
2.Persistent Check Engine Light (P0420): Specifically designed to resolve the “Catalyst System Efficiency Below Threshold” error code by replacing the degraded or clogged factory unit.
3.Sluggish Performance & Poor MPG: Eliminates exhaust blockages caused by a failing converter, allowing the engine to breathe properly and restoring its original power and fuel economy.
4.Complex & Costly Repairs: The direct-fit design significantly reduces installation time and eliminates the need for expensive custom modifications, saving you money on labor.
Our manufacturing process is certified to meet the highest international standards, ensuring every unit delivers exceptional quality and performance.
✅ ISO9001 & TS16949 Certified – Automotive Quality Management System
✅ CE, RoHS, E-Mark Certified – Compliance with European Safety & Environmental Standards
✅ CCC & COP Certified – Meets Production Conformity and National Standards
1. Performance & Compliance Assurance
High-efficiency catalyst loading for superior emissions conversion.
Designed to meet a range of standards from Euro II to Euro V.
Restores engine output and fuel efficiency.
2. Hassle-Free Installation & Integration
✓ Precision bolt-on design for a perfect fit on the Roewe 350.
✓ Includes all necessary flanges and hangers for a seamless replacement.
✓ Fully compatible with factory oxygen (O2) sensors.
3. Unmatched Durability & Reliability
→ Built with corrosion-resistant 409 stainless steel.
→ Backed by a comprehensive 1-year warranty.
→ Engineered for long-term performance in all driving conditions.
Case Study 1: High-Mileage Roewe 350
Issue: Vehicle felt sluggish and failed its annual emissions inspection.
Solution: Replaced the aging factory converter with our direct-fit unit.
Result: Passed the re-test with emissions levels well below the legal limit and the owner reported a noticeable improvement in acceleration.
Case Study 2: Roewe 350 with P0420 Code
Symptom: Persistent check engine light and a 10% drop in fuel economy.
Action: A local garage installed our branch pipe converter in under an hour.
Outcome: The P0420 code was permanently cleared, and the vehicle’s MPG returned to normal, saving the owner money at the pump.
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