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Walker 54084 Exhaust Resonator and Pipe Assembly
| Brand | Walker 54084 |
|---|---|
| Body 1 Height | 5 |
| Body 1 Length | 12 |
| Body 1 Shape | Round |
| Body 1 Width | 5 |
| Body Material | Steel |
| Finish | Aluminized |
| Inlet Type | 2 Bolt Welded Flange |
| Muffler Body Length | 12 |
| Outlet Outside Diameter | 2 |
| Outlet Type | Spout |
| Overall Length | 42.625 |
| Pipe Material | Steel |
| Fits | INFINITI and Nissan · 9 vehicles |
OE-style sound. Precise tuning helps deliver the original system's tone and flow.
Steel construction. Aluminized finish helps resist corrosion for longer service life.
Resonator and pipe assembly. Combines exhaust flow control with a single integrated design.
Cross-references AP Exhaust 44839, AP Exhaust 54168 and BRExhaust 278-375 for the same application. See all 3.
Walker 54084 Exhaust Resonator and Pipe Assembly
Walker 54084 is an exhaust resonator and pipe assembly built for OE-style fit, sound, and flow. It uses precise tuning to help maintain the original exhaust character on select Nissan Pathfinder and INFINITI QX4 applications.
- Aluminized steel construction for corrosion resistance
- Steel pipe material with a round resonator body
- 2-bolt welded flange inlet for secure connection
- Spout outlet with 2-inch outside diameter
- Overall length: 42.625 inches
- Body dimensions: 12-inch length, 5-inch height, 5-inch width
OE-Style Fit and Sound
This Walker 54084 resonator assembly is engineered to match the original system’s fit, performance, and sound characteristics. It is a direct replacement style part for 1997-2000 INFINITI QX4 and 1996-2000 Nissan Pathfinder exhaust applications, with tuning focused on smooth exhaust flow and controlled cabin sound. This part cross-references AP Exhaust (e.g., 44839, 54168) for the same application.
Common Issues This Part Can Address
- Exhaust noise from a damaged or rusted resonator assembly
- Restricted exhaust flow caused by internal deterioration
- Fitment problems from a failed welded pipe section
- Corrosion-related leaks in the resonator and pipe area
- OE exhaust sound that no longer matches the original system
Installation Notes and Tips
Fits 1997-2000 INFINITI QX4, N/A. Fits 1996-2000 Nissan Pathfinder, N/A. If the original assembly is welded in place, replace all required related parts during service to complete the repair correctly. Verify inlet and outlet alignment, flange style, and overall length before installation. Walker 54084 is also referenced by part number 54084 for catalog and search use.
Quality Assurance
Walker designs this resonator assembly to follow OE-style tuning and fitment standards, with construction intended to support consistent exhaust flow and original-system sound characteristics.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2000 | INFINITI | QX4 | 3.3L | V6 | N/A | — |
| 2000 | Nissan | Pathfinder | 3.3L | V6 | N/A | If welded assembly, replace all required parts |
| 1999 | INFINITI | QX4 | 3.3L | V6 | N/A | — |
| 1999 | Nissan | Pathfinder | 3.3L | V6 | N/A | If welded assembly, replace all required parts |
| 1998 | INFINITI | QX4 | 3.3L | V6 | N/A | — |
| 1998 | Nissan | Pathfinder | 3.3L | V6 | N/A | If welded assembly, replace all required parts |
| 1997 | INFINITI | QX4 | 3.3L | V6 | N/A | — |
| 1997 | Nissan | Pathfinder | 3.3L | V6 | N/A | If welded assembly, replace all required parts |
| 1996 | Nissan | Pathfinder | 3.3L | V6 | N/A | If welded assembly, replace all required parts |
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