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Dorman 674-434 Exhaust Manifold - Right
| Brand | Dorman 674-434 |
|---|---|
| Position | Right |
| Color | Natural |
| Gasket Or Seal Included | Yes |
| Grade Type | Regular |
| Heat Shield Included | Yes |
| Material | Cast Iron |
| Mounting Hardware Included | Yes |
| Package Contents | Exhaust Manifold; 1 Manifold Gasket; 1 Output Gasket; 1 Flange Gasket; 6 Studs; 6 Nuts |
| Port Shape | Oval |
| Fits | Nissan and INFINITI · 7 vehicles |
OE-style replacement. Precision-engineered to match fit and function of the original manifold.
Cast iron construction. Durable material built for dependable exhaust service.
Complete repair kit. Includes gaskets, heat shield, and downpipe hardware.
Cross-references Febi-Bilstein 101174 and 140044W000 for the same application. See all 2.
OE-Style Exhaust Manifold for Pathfinder and QX4
This Dorman exhaust manifold is precision-engineered to match the fit and function of the original part on specified vehicles. Built from cast iron with a natural finish, it is made for the right-side exhaust repair on 2001-2004 Nissan Pathfinder and 2001-2003 INFINITI QX4 applications.
Part number 674-434 includes the gaskets and downpipe hardware needed for a complete exhaust manifold replacement. It is a direct-fit solution for drivers searching for a right exhaust manifold for 2001-2004 Nissan Pathfinder or 2001-2003 INFINITI QX4, part number 674-434.
Key Features
- Cast iron construction for durability in exhaust service
- Natural finish
- Oval port shape
- Heat shield included
- Gaskets included for manifold, output, and flange sealing
- Mounting hardware included
- OE-style fit and function for the specified right-side applications
Detailed Description
Dorman 674-434 is an exhaust manifold designed for the right side of select Nissan and INFINITI SUVs. It is engineered to match the original manifold’s fit and function, helping restore proper exhaust routing and sealing on 2001-2004 Nissan Pathfinder and 2001-2003 INFINITI QX4 models. The cast iron construction supports long-term exhaust durability, while the included heat shield and sealing components help complete the repair with the correct service parts.
This part cross-references Febi-Bilstein 101174 for the same application.
What It Helps Repair
- Exhaust leaks at the manifold or flange
- Cracked or warped original manifold housing
- Noise from a leaking right-side exhaust manifold
- Failed sealing surfaces at the manifold-to-downpipe connection
- Service issues caused by damaged manifold hardware
Installation Notes and Tips
Verify right-side fitment before installation on your Pathfinder or QX4. Inspect the cylinder head sealing surface, downpipe flange, and fasteners for wear or corrosion before assembly. Use the included gaskets and hardware during installation, and follow the vehicle service procedure for torque sequence and final tightening.
Quality Assurance
This Dorman exhaust manifold is manufactured to match original fit and function on the listed vehicles. It is built as a regular-grade replacement part for direct repair use.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Nissan | Pathfinder | 3.5L | V6 | Right | — |
| 2003 | INFINITI | QX4 | — | — | Right | — |
| 2003 | Nissan | Pathfinder | 3.5L | V6 | Right | — |
| 2002 | INFINITI | QX4 | — | — | Right | — |
| 2002 | Nissan | Pathfinder | 3.5L | V6 | Right | — |
| 2001 | INFINITI | QX4 | — | — | Right | — |
| 2001 | Nissan | Pathfinder | 3.5L | V6 | Right | — |
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