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Walker 18224 Exhaust Muffler
| Brand | Walker 18224 |
|---|---|
| Universal Or Specific Fit | Specific |
| Shape | Oval |
| Grade Type | Regular |
| Inlet Inside Diameter | 2 |
| Body Width | 9.75 |
| Inlet Quantity | 1 |
| Outlet Inside Diameter | 2 |
| Outlet Quantity | 1 |
| Reversible | No |
| Tunable | No |
| Overall Length | 26 |
| Body Height | 4.25 |
| Body Length | 22 |
| Body Material | Steel |
| Finish | Aluminized |
| Inlet 1 Inside Diameter | 2 |
| Inlet 1 Type | Pipe connection |
| Inlet Configuration | Offset |
| Inlet Offset | 2.875 |
| Inlet Type | Pipe connection |
| Muffler Type | Combination |
| Outlet 1 Inside Diameter | 2 |
| Outlet 1 Type | Pipe connection |
| Outlet Configuration | Center |
| Outlet Type | Pipe connection |
| Product line | SoundFX Direct Fit |
| Fits | Ford and Mazda · 6 vehicles |
Direct-fit design. Installs as a specific-fit muffler with no guesswork.
Aluminized steel. Helps resist corrosion for longer service life.
Oval combination muffler. Delivers quality appearance with favorable acoustics.
Cross-references Gates 42300, TYC 700036 and 41672 for the same application. See all 4.
Walker SoundFX Direct Fit Muffler for Explorer and Navajo
Walker SoundFX Direct Fit muffler Part Number 18224 is a specific-fit exhaust muffler for select 1993-1994 Ford Explorer and Mazda Navajo applications. It combines an oval steel body with an aluminized finish to support longer service life than low-carbon steel designs while maintaining a clean OE-style appearance.
Key Features
- Direct-fit exhaust muffler from Walker SoundFX Direct Fit
- Specific fit for 1993-1994 Ford Explorer and 1993-1994 Mazda Navajo
- Oval muffler body with 26-inch overall length
- 2-inch inlet and 2-inch outlet with pipe connection ends
- Offset inlet and center outlet configuration
- 100% aluminized steel construction for improved corrosion resistance
- Mechanical interior joints and spun-locked heads for added durability
Product Details
Walker 18224 is a combination-type exhaust muffler built for direct replacement use on the Ford Explorer and Mazda Navajo. The aluminized steel body, 9.75-inch body width, 4.25-inch body height, and 22-inch body length support a factory-style underbody profile, while the offset inlet and center outlet layout matches the listed application requirements. This part cross-references Gates 42300 for the same application.
Common Exhaust Issues It Can Address
- Excessive exhaust noise from a worn or rusted muffler
- Corrosion damage in the muffler shell or internal structure
- Restricted exhaust flow caused by internal deterioration
- Fitment problems when replacing a factory-style muffler on a welded assembly
- Loss of OE-style exhaust tone on a 1993-1994 Ford Explorer or Mazda Navajo
Installation Notes and Tips
Fits 1993-1994 Ford Explorer, N/A. Fits 1993-1994 Mazda Navajo, N/A. If the original exhaust uses a welded assembly, replace all required parts during service to complete the repair correctly. Verify inlet and outlet orientation, offset dimensions, and pipe diameter before installation. Walker 18224 is not reversible and is not tunable, so application matching is important.
Quality Assurance
Walker SoundFX Direct Fit mufflers are built with aluminized steel, mechanical interior joints, and spun-locked heads to support durability and consistent fit. Part Number 18224 is engineered as a direct-fit replacement for the listed vehicles and is backed by Walker’s product design and manufacturing standards.
| Year | Make | Model | # Doors | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1994 | Ford | Explorer | 4 Door | 4.0L | V6 | N/A | If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1994 | Ford | Explorer | — | 4.0L | V6 | N/A | If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1994 | Mazda | Navajo | — | 4.0L | V6 | N/A | If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1993 | Ford | Explorer | 4 Door | 4.0L | V6 | N/A | If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1993 | Ford | Explorer | — | 4.0L | V6 | N/A | If welded assembly, replace all required parts; SoundFX Direct Fit |
| 1993 | Mazda | Navajo | — | 4.0L | V6 | N/A | If welded assembly, replace all required parts; SoundFX Direct Fit |
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