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Walker 54903 Exhaust Resonator and Pipe Assembly
Walker 54903 Exhaust Resonator and Pipe Assembly
Walker 54903 is an exhaust resonator and pipe assembly built for OE-style fit, sound, and flow. It is designed for 2012-2015 Honda Civic applications and uses tuned resonator technology to help maintain original exhaust character while replacing a worn factory unit.
Key Features
- Steel pipe and steel body construction
- Aluminized finish for added corrosion resistance
- Round resonator body with 12-inch body length
- 1.75-inch inlet inside diameter
- Single inlet with pipe connection
- Single outlet with 2-bolt welded flange
- Overall length: 44.375 inches
- OE-style sound and flow characteristics
Detailed Description
This Walker 54903 exhaust resonator and pipe assembly is engineered to match the original system’s fit, performance, and sound profile. The round steel resonator body, aluminized finish, and welded flange outlet support a direct replacement approach for select Honda Civic exhaust configurations. For shoppers searching for a Honda Civic resonator pipe assembly, Walker 54903 provides a factory-style solution for 2012-2015 Honda Civic and 2014-2015 Honda Civic applications.
This part cross-references Walker Exhaust 55659 for the same application.
What It Helps Address
- Exhaust resonance or drone from a worn resonator
- Cracked or rusted factory resonator and pipe sections
- Exhaust leaks at the resonator or flange connection
- Loss of original exhaust tone on a Honda Civic
- Replacement needs for a damaged OE-style exhaust assembly
Installation Notes and Tips
Compatible With 2014-2015 Honda Civic, N/A. Compatible With 2012-2015 Honda Civic, N/A; if welded assembly, replace all required parts. Verify inlet diameter, flange style, and overall length against the original exhaust before installation. Because this is a welded exhaust assembly, proper alignment and exhaust sealing are important for a correct repair.
Quality Assurance
Walker designs this resonator assembly to follow OE-style tuning and fitment standards, with construction focused on consistent exhaust flow and original-system sound characteristics.
| Brand | Walker |
|---|---|
| Part Number | 54903 |
| Muffler Body Length | 12 |
| Pipe Material | Steel |
| Inlet Inside Diameter | 1.75 |
| Overall Length | 44.375 |
| Body 1 Height | 5 |
| Body 1 Length | 12 |
| Body 1 Shape | Round |
| Body 1 Width | 5 |
| Body Material | Steel |
| Finish | Aluminized |
| Inlet Quantity | 1 |
| Inlet Type | Pipe connection |
| Outlet Quantity | 1 |
| Outlet Type | 2 bolt welded flange |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2015 | Honda | Civic | Sedan | 1.8L | L4 | GAS | N/A | |
| 2015 | Honda | Civic | 1.8L | L4 | CNG | N/A | If welded assembly, replace all required parts | |
| 2014 | Honda | Civic | Sedan | 1.8L | L4 | GAS | N/A | |
| 2014 | Honda | Civic | 1.8L | L4 | CNG | N/A | If welded assembly, replace all required parts | |
| 2013 | Honda | Civic | Sedan | 1.8L | L4 | GAS | N/A | If welded assembly, replace all required parts |
| 2013 | Honda | Civic | 1.8L | L4 | CNG | N/A | If welded assembly, replace all required parts | |
| 2012 | Honda | Civic | Sedan | 1.8L | L4 | GAS | N/A | If welded assembly, replace all required parts |
| 2012 | Honda | Civic | 1.8L | L4 | CNG | N/A | If welded assembly, replace all required parts |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.