Dorman 674-873 Catalytic Converter with Integrated Exhaust Manifold - Rear

Overview of Dorman Catalytic Converter with Integrated Exhaust Manifold

The Dorman 674-873 catalytic converter with integrated exhaust manifold is designed for select Lexus and Toyota vehicles, including the Camry and ES300 models. This component combines the exhaust manifold and catalytic converter into a single unit, providing a streamlined solution for emissions control and exhaust flow.

• Constructed from durable stainless steel for corrosion resistance
• Includes inlet gasket for proper sealing
• Features two outlet mounting holes for secure installation
• Round inlet port shape for precise fitment
• Package contains exhaust manifold, gaskets, and mounting hardware

Detailed Product Description

The Dorman 674-873 catalytic converter with integrated exhaust manifold is engineered to meet the exhaust and emissions requirements of Lexus and Toyota vehicles, specifically the Camry and ES300. Its stainless steel converter body ensures long-lasting durability against heat and corrosion. The natural color finish reflects the untreated metal surface, suitable for high-temperature environments. This regular grade catalytic converter is designed to replace the factory unit without CARB certification, making it suitable for states without California emissions regulations. The included inlet gasket and mounting hardware simplify the installation process, while the two outlet mounting holes provide a secure connection to the exhaust system. The round inlet port shape matches OEM specifications for a proper seal and fit.

Common Applications and Problem Resolution

• Replacement for damaged or clogged catalytic converters on Lexus Camry and Toyota ES300
• Resolves exhaust leaks caused by manifold cracks or gasket failure
• Restores proper exhaust flow and emissions control
• Addresses check engine light issues related to catalytic converter performance
• Improves engine efficiency by maintaining correct backpressure

Installation Notes and Tips

When installing the Dorman 674-873 catalytic converter with integrated exhaust manifold, ensure the mating surfaces are clean and free of debris to achieve a proper seal with the included inlet gasket. Verify that the round inlet port aligns correctly with the vehicle’s exhaust ports. Use the provided mounting hardware to secure the unit firmly, paying attention to torque specifications recommended by the vehicle manufacturer. This part is designed for direct replacement on compatible Lexus Camry and Toyota ES300 models, but professional installation is advised to ensure optimal performance and emissions compliance.

Quality Assurance and Warranty

Dorman manufactures this catalytic converter with integrated exhaust manifold to meet or exceed OEM standards for fit and function. The stainless steel construction offers resistance to corrosion and thermal stress. While this part is not CARB certified, it is engineered for reliable operation in applicable regions. Warranty details should be confirmed with the distributor or installer, as coverage may vary.