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Dorman 674-027 Catalytic Converter with Integrated Exhaust Manifold
| Brand | Dorman 674-027 |
|---|---|
| Color | Natural |
| Grade Type | Regular |
| Converter Body Length | 4 |
| Outlet Type | Flanged |
| Inlet Quantity | 1 |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | No |
| Inlet Mounting Hole Quantity | 7 |
| Inlet Gasket Included | Yes |
| Inlet Mounting Hardware Included | No |
| Outlet Mounting Hole Quantity | 2 |
| Outlet Mounting Hardware Included | Yes |
| Overall Length | 22 |
| Air Tube Count | 0 |
| Sensor Port Count | 2 |
| Converter Body Material | Stainless steel |
| CARB Executive Order Number | Not carb compliant |
| Inlet Port Shape | Round |
| Package Contents | 1 exhaust manifold; 1 inlet gasket; 1 outlet gasket; 2 bolts; 2 s |
| Fits | Mazda · 2 vehicles |
OE-style replacement. Precision-engineered to match original equipment for a reliable fit.
Stainless steel body. Helps resist corrosion in demanding exhaust conditions.
Integrated manifold design. Combines the converter and manifold into one assembly.
Cross-references L3621345X for the same application. See all 1.
Dorman 674-027 Catalytic Converter Manifold
Dorman 674-027 is a catalytic converter with an integrated exhaust manifold built for specific vehicle applications. It matches original equipment layout for a direct replacement on 2005-2006 Mazda 6 models with California emissions.
Key Features
- Integrated exhaust manifold and catalytic converter design
- Stainless steel converter body
- Flanged outlet for OE-style connection
- Includes inlet gasket and outlet gasket for service replacement
- Two sensor ports for emissions system integration
- Natural finish with regular-grade construction
- Fits 2005-2006 Mazda 6, N/A
Detailed Description
This manifold converter is precision-engineered to follow the original equipment configuration on the listed Mazda 6 applications. The stainless steel body and OE-style mounting points support a direct-fit exhaust repair, while the integrated manifold layout helps restore proper exhaust flow and emissions control. Part number 674-027 is a practical replacement choice when servicing a 2005-2006 Mazda 6 with California emissions equipment.
This part cross-references Monroe Shocks & Struts (e.g., L3621345X) for the same application.
Common Repair Symptoms
- Check engine light related to catalyst efficiency or exhaust flow
- Exhaust leaks at the manifold or flange connection
- Rattling or damaged converter housing
- Failed emissions inspection on the listed Mazda 6 application
- Reduced exhaust system sealing at the inlet or outlet
Installation Notes
Verify vehicle emissions configuration before ordering. This Dorman 674-027 unit is listed for 2005-2006 Mazda 6 models with California emissions and is not CARB certified. Confirm sensor port alignment, inlet gasket placement, and flange fitment during installation. Use the included outlet hardware as needed and follow factory torque specifications for exhaust sealing.
Quality Assurance
Dorman manufactures this catalytic converter manifold as an OE-style replacement for the specified application, with fitment and construction matched to original equipment requirements.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Mazda | 6 | 2.3L | L4 | N/A | CARB Compliant: No; w/California Emissions; CARB Compliant: No |
| 2005 | Mazda | 6 | 2.3L | L4 | N/A | CARB Compliant: No; w/California Emissions; CARB Compliant: No |
| No rows match your filter. | ||||||