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Dorman 679-522 Catalytic Converter - Rear
| Brand | Dorman 679-522 |
|---|---|
| Position | Rear |
| Outlet Outside Diameter | 6.1 |
| Universal Or Specific Fit | Specific |
| Grade Type | Regular |
| Body Shape | Cylinder |
| Inlet Type | Flanged |
| Outlet Type | Flanged |
| Inlet Inside Diameter | 2.69 |
| Body Length | 4 |
| Body Width | 6 |
| Heat Shield Attached | Yes |
| Inlet Quantity | 1 |
| Body Material | Stainless steel |
| Outlet Inside Diameter | 2 |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | No |
| Substrate Material | Ceramic |
| Inlet Mounting Hole Quantity | 3 |
| Inlet Mounting Hole Quantity | 4 |
| Inlet Gasket Included | Yes |
| Inlet Mounting Hardware Included | No |
| Outlet Mounting Hole Quantity | 3 |
| Outlet Gasket Included | Yes |
| Outlet Mounting Hardware Included | Yes |
| Overall Length | 6 |
| Air Tube Count | 2 |
| Sensor Port Count | 1 |
| Color | Natural |
| Exhaust Manifold Inlet Port Shape | Round |
| Installation Hardware Included | Yes |
| Item Grade | Standard replacement |
| Fits | Nissan · 12 vehicles |
OE direct replacement. Precision-engineered for original equipment fit and function.
Stainless steel body. Resists corrosion while the ceramic substrate supports efficient exhaust flow.
Complete installation hardware. Includes gaskets and mounting hardware for a smoother replacement.
Cross-references Gates 52129, Walker Exhaust 16701 and 208A24RA0A for the same application. See all 3.
Dorman 679-522 Rear Catalytic Converter
Dorman 679-522 is a specific-fit catalytic converter engineered for select Nissan Maxima models. It is built to match original equipment fit and function for the rear exhaust position, with flanged inlet and outlet connections for a direct replacement on the listed applications.
Key Features
- Specific-fit catalytic converter for select Nissan Maxima rear applications
- OE-style fit and function for replacement service
- Stainless steel body with ceramic substrate material
- Flanged inlet and outlet design for secure exhaust connection
- Heat shield attached for added thermal protection
- Includes inlet gasket, outlet gasket, and installation hardware
- One sensor port and dual air tube configuration
Detailed Product Overview
This Dorman catalytic converter, part number 679-522, is made for 2009-2020 Nissan Maxima rear exhaust applications. The cylinder-style body uses a stainless steel housing and ceramic substrate to support standard replacement service where the original converter has failed, become restricted, or no longer meets emissions-related performance requirements. The flanged inlet and outlet, along with the attached heat shield, help simplify replacement on the specified vehicle platform. This part cross-references Walker Exhaust 16701 for the same application.
Common Problems This Part Can Address
- Check engine light related to catalytic converter efficiency
- Restricted exhaust flow from a worn or damaged converter
- Exhaust odor caused by converter deterioration
- Failed emissions inspection on the listed Nissan Maxima applications
- Noise or rattling from a deteriorated converter substrate
Installation Notes and Tips
Verify rear-position fitment before installation on 2009-2020 Nissan Maxima models. Confirm flange alignment, sensor port location, and gasket surfaces before assembly. Because this converter is not CARB certified, it is not intended for California-compliant applications. Use the included gaskets and hardware as specified during installation, and inspect adjoining exhaust components for wear or leakage before completing the repair.
Quality Assurance
Dorman manufactures this converter as a standard replacement part for specific vehicle years, makes, and models. Part number 679-522 is built to match OE fit and function on the listed Nissan Maxima rear applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2019 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2018 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2017 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2016 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2015 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2014 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2013 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2012 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2011 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2010 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
| 2009 | Nissan | Maxima | 3.5L | V6 | Rear | CARB Compliant: No |
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