
Dorman 678-515 Catalytic Converter - Front
Dorman 678-515 Catalytic Converter
Dorman 678-515 is a universal catalytic converter built with a stainless steel body and ceramic substrate for exhaust system replacement work. It is CARB compliant and New York certified, making it a direct choice for emissions-related repairs on select applications where regulatory compliance matters.
- Universal catalytic converter with flanged inlet and outlet connections
- Stainless steel body with ceramic substrate
- CARB compliant and New York certified
- Includes inlet gasket, outlet gasket, and mounting hardware
- Single sensor port and dual air tube count
- Standard replacement grade for exhaust service
Application and Fitment
Compatible with front-position exhaust service on select Kia Optima, Hyundai Sonata, and Hyundai Santa Fe applications. Fits 2001-2006 Kia Optima, front; fits 1999-2005 Hyundai Sonata, front; fits 2001-2003 Hyundai Santa Fe, front. This part cross-references 2853038750 for the same application.
Detailed Product Overview
This catalytic converter is engineered to match original equipment fit and function on specific vehicle years, makes, and models. The flanged inlet and outlet design supports secure exhaust connection points, while the stainless steel housing helps resist corrosion in demanding underbody conditions. The ceramic substrate is used for emissions conversion performance, and the unit is configured with one sensor port for the applicable exhaust setup. Dorman 678-515 is a practical replacement for front catalytic converter service on Kia Optima, Hyundai Sonata, and Hyundai Santa Fe vehicles listed in the fitment data.
What It Helps Address
- Failed emissions testing caused by a worn or inefficient catalytic converter
- Check engine light concerns related to catalyst efficiency
- Exhaust leaks at flanged converter connection points
- Corrosion damage to the original converter housing
- Replacement needs on front-position emissions components
Installation Notes and Tips
Verify the vehicle year, make, model, and front-position application before installation. Confirm inlet and outlet flange alignment, sensor port location, and exhaust routing against the original part. Use the included gaskets and mounting hardware during installation, and inspect adjoining exhaust components for wear or leakage before final assembly.
Quality Assurance
Dorman manufactures this converter as a standard replacement part for specific OE-style applications. It is CARB compliant and New York certified for the listed fitments, supporting emissions-focused repair requirements where those certifications are needed.
Original: $834.89
-65%$834.89
$292.21Dorman 678-515 Catalytic Converter - Front
Dorman 678-515 Catalytic Converter
Dorman 678-515 is a universal catalytic converter built with a stainless steel body and ceramic substrate for exhaust system replacement work. It is CARB compliant and New York certified, making it a direct choice for emissions-related repairs on select applications where regulatory compliance matters.
- Universal catalytic converter with flanged inlet and outlet connections
- Stainless steel body with ceramic substrate
- CARB compliant and New York certified
- Includes inlet gasket, outlet gasket, and mounting hardware
- Single sensor port and dual air tube count
- Standard replacement grade for exhaust service
Application and Fitment
Compatible with front-position exhaust service on select Kia Optima, Hyundai Sonata, and Hyundai Santa Fe applications. Fits 2001-2006 Kia Optima, front; fits 1999-2005 Hyundai Sonata, front; fits 2001-2003 Hyundai Santa Fe, front. This part cross-references 2853038750 for the same application.
Detailed Product Overview
This catalytic converter is engineered to match original equipment fit and function on specific vehicle years, makes, and models. The flanged inlet and outlet design supports secure exhaust connection points, while the stainless steel housing helps resist corrosion in demanding underbody conditions. The ceramic substrate is used for emissions conversion performance, and the unit is configured with one sensor port for the applicable exhaust setup. Dorman 678-515 is a practical replacement for front catalytic converter service on Kia Optima, Hyundai Sonata, and Hyundai Santa Fe vehicles listed in the fitment data.
What It Helps Address
- Failed emissions testing caused by a worn or inefficient catalytic converter
- Check engine light concerns related to catalyst efficiency
- Exhaust leaks at flanged converter connection points
- Corrosion damage to the original converter housing
- Replacement needs on front-position emissions components
Installation Notes and Tips
Verify the vehicle year, make, model, and front-position application before installation. Confirm inlet and outlet flange alignment, sensor port location, and exhaust routing against the original part. Use the included gaskets and mounting hardware during installation, and inspect adjoining exhaust components for wear or leakage before final assembly.
Quality Assurance
Dorman manufactures this converter as a standard replacement part for specific OE-style applications. It is CARB compliant and New York certified for the listed fitments, supporting emissions-focused repair requirements where those certifications are needed.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Dorman 678-515 Catalytic Converter
Dorman 678-515 is a universal catalytic converter built with a stainless steel body and ceramic substrate for exhaust system replacement work. It is CARB compliant and New York certified, making it a direct choice for emissions-related repairs on select applications where regulatory compliance matters.
- Universal catalytic converter with flanged inlet and outlet connections
- Stainless steel body with ceramic substrate
- CARB compliant and New York certified
- Includes inlet gasket, outlet gasket, and mounting hardware
- Single sensor port and dual air tube count
- Standard replacement grade for exhaust service
Application and Fitment
Compatible with front-position exhaust service on select Kia Optima, Hyundai Sonata, and Hyundai Santa Fe applications. Fits 2001-2006 Kia Optima, front; fits 1999-2005 Hyundai Sonata, front; fits 2001-2003 Hyundai Santa Fe, front. This part cross-references 2853038750 for the same application.
Detailed Product Overview
This catalytic converter is engineered to match original equipment fit and function on specific vehicle years, makes, and models. The flanged inlet and outlet design supports secure exhaust connection points, while the stainless steel housing helps resist corrosion in demanding underbody conditions. The ceramic substrate is used for emissions conversion performance, and the unit is configured with one sensor port for the applicable exhaust setup. Dorman 678-515 is a practical replacement for front catalytic converter service on Kia Optima, Hyundai Sonata, and Hyundai Santa Fe vehicles listed in the fitment data.
What It Helps Address
- Failed emissions testing caused by a worn or inefficient catalytic converter
- Check engine light concerns related to catalyst efficiency
- Exhaust leaks at flanged converter connection points
- Corrosion damage to the original converter housing
- Replacement needs on front-position emissions components
Installation Notes and Tips
Verify the vehicle year, make, model, and front-position application before installation. Confirm inlet and outlet flange alignment, sensor port location, and exhaust routing against the original part. Use the included gaskets and mounting hardware during installation, and inspect adjoining exhaust components for wear or leakage before final assembly.
Quality Assurance
Dorman manufactures this converter as a standard replacement part for specific OE-style applications. It is CARB compliant and New York certified for the listed fitments, supporting emissions-focused repair requirements where those certifications are needed.












