The Story
Overview of AP Exhaust Catalytic Converter 772789
The AP Exhaust catalytic converter part number 772789 is designed specifically for Subaru Legacy and Outback models. Engineered with a stainless steel body and ceramic substrate, this carb compliant direct-fit converter ensures reliable emissions control and durability.
- Stainless steel body material for corrosion resistance
- Carb compliant direct-fit design for Subaru Legacy and Outback
- Overall length of 59.25 inches for precise fitment
- 3 bolt welded flange inlet and 2 bolt welded flange outlet
- Includes inlet gasket and outlet hardware for secure installation
- Executive Order D-798-9 certified for emissions compliance
- Ceramic substrate for effective catalytic conversion
About the 6FJXX02.5MTC Product Line
The 6FJXX02.5MTC product line from AP Exhaust focuses on carb compliant direct-fit catalytic converters designed to meet strict emissions standards. This line emphasizes durable construction with stainless steel bodies and ceramic substrates, providing a reliable replacement option for specific vehicle applications such as the Subaru Legacy and Outback. The design includes welded flanges and necessary gaskets or hardware to facilitate proper installation and performance.
Detailed Product Description
This AP Exhaust catalytic converter (part number 772789) features a stainless steel body that resists rust and corrosion, extending the service life of the component. The ceramic substrate inside efficiently converts harmful exhaust gases, helping the vehicle meet emissions regulations. The converter measures 59.25 inches in overall length and uses a 3 bolt welded flange on the inlet side and a 2 bolt welded flange on the outlet side, ensuring a secure and precise fit. It includes an inlet gasket and outlet hardware to assist with installation, while no O2 sensor ports are present on this model. The unit is certified under Executive Order D-798-9, confirming its compliance with emissions standards.
Compatible Vehicles and Common Applications
- Replacement catalytic converter for Subaru Legacy models
- Replacement catalytic converter for Subaru Outback models
- Addresses issues such as failed emissions tests
- Resolves exhaust leaks caused by damaged converters
- Helps restore proper exhaust flow and engine performance
Installation Notes and Tips
Ensure compatibility with your specific Subaru Legacy or Outback model year before installation. The converter features a 3 bolt welded flange inlet and 2 bolt welded flange outlet, so matching flange hardware is necessary. The included inlet gasket should be used to prevent exhaust leaks. Since there are no O2 sensor ports on this converter, existing sensors must be retained or relocated as needed. Professional installation is recommended to ensure proper fit and emissions compliance.
Quality Assurance and Compliance
AP Exhaust catalytic converter 772789 is manufactured by AP Exhaust Holdings, LLC and meets Executive Order D-798-9 emissions certification. The stainless steel construction and ceramic substrate provide durability and effective catalytic performance. While no specific warranty information is provided, the product is designed to meet OEM standards for direct-fit replacement catalytic converters on Subaru Legacy and Outback vehicles.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Overview of AP Exhaust Catalytic Converter 772789
The AP Exhaust catalytic converter part number 772789 is designed specifically for Subaru Legacy and Outback models. Engineered with a stainless steel body and ceramic substrate, this carb compliant direct-fit converter ensures reliable emissions control and durability.
- Stainless steel body material for corrosion resistance
- Carb compliant direct-fit design for Subaru Legacy and Outback
- Overall length of 59.25 inches for precise fitment
- 3 bolt welded flange inlet and 2 bolt welded flange outlet
- Includes inlet gasket and outlet hardware for secure installation
- Executive Order D-798-9 certified for emissions compliance
- Ceramic substrate for effective catalytic conversion
About the 6FJXX02.5MTC Product Line
The 6FJXX02.5MTC product line from AP Exhaust focuses on carb compliant direct-fit catalytic converters designed to meet strict emissions standards. This line emphasizes durable construction with stainless steel bodies and ceramic substrates, providing a reliable replacement option for specific vehicle applications such as the Subaru Legacy and Outback. The design includes welded flanges and necessary gaskets or hardware to facilitate proper installation and performance.
Detailed Product Description
This AP Exhaust catalytic converter (part number 772789) features a stainless steel body that resists rust and corrosion, extending the service life of the component. The ceramic substrate inside efficiently converts harmful exhaust gases, helping the vehicle meet emissions regulations. The converter measures 59.25 inches in overall length and uses a 3 bolt welded flange on the inlet side and a 2 bolt welded flange on the outlet side, ensuring a secure and precise fit. It includes an inlet gasket and outlet hardware to assist with installation, while no O2 sensor ports are present on this model. The unit is certified under Executive Order D-798-9, confirming its compliance with emissions standards.
Compatible Vehicles and Common Applications
- Replacement catalytic converter for Subaru Legacy models
- Replacement catalytic converter for Subaru Outback models
- Addresses issues such as failed emissions tests
- Resolves exhaust leaks caused by damaged converters
- Helps restore proper exhaust flow and engine performance
Installation Notes and Tips
Ensure compatibility with your specific Subaru Legacy or Outback model year before installation. The converter features a 3 bolt welded flange inlet and 2 bolt welded flange outlet, so matching flange hardware is necessary. The included inlet gasket should be used to prevent exhaust leaks. Since there are no O2 sensor ports on this converter, existing sensors must be retained or relocated as needed. Professional installation is recommended to ensure proper fit and emissions compliance.
Quality Assurance and Compliance
AP Exhaust catalytic converter 772789 is manufactured by AP Exhaust Holdings, LLC and meets Executive Order D-798-9 emissions certification. The stainless steel construction and ceramic substrate provide durability and effective catalytic performance. While no specific warranty information is provided, the product is designed to meet OEM standards for direct-fit replacement catalytic converters on Subaru Legacy and Outback vehicles.

















