OE Quality
60-Day Returns

Walker 55657 Exhaust Muffler Assembly
Overview of Walker Quiet-Flow SS Exhaust Muffler Assembly
The Walker Quiet-Flow SS Exhaust Muffler Assembly 55657 is designed specifically for Toyota Corolla models, providing a durable and efficient solution for exhaust noise reduction and emission control. Crafted with stainless steel, this muffler offers long-lasting performance and corrosion resistance.
- Compatible with Toyota Corolla vehicles
- Stainless steel oval muffler body for durability
- Offset inlet and outlet with 2 bolt welded flange inlet
- Natural finish with 11-inch body diameter and 20-inch body length
- Reflection type muffler for effective sound attenuation
Product Line: Walker Quiet-Flow SS
The Quiet-Flow SS line by Walker focuses on stainless steel exhaust components engineered for longevity and quiet operation. This product line emphasizes corrosion resistance and sound control, making it suitable for daily drivers requiring reliable exhaust performance. The 55657 muffler assembly is part of this line, featuring a stainless steel oval body and reflection muffler design to meet these standards.
Detailed Product Description
This Walker Quiet-Flow SS muffler assembly (part number 55657) features a natural stainless steel finish that resists rust and corrosion. The oval-shaped muffler body measures 11 inches in diameter, 20 inches in length, and 5.5 inches in height, providing a compact yet effective design. It includes a single offset inlet with a 2 bolt welded flange and a single offset outlet with a 2.75-inch outside diameter tip. The reflection muffler type is engineered to reduce exhaust noise by reflecting sound waves within the muffler chamber, contributing to quieter operation without sacrificing exhaust flow.
Common Applications and Problem Solving
- Replacement for worn or damaged mufflers on Toyota Corolla models
- Reduction of excessive exhaust noise and rattling
- Improvement of exhaust flow and backpressure management
- Corrosion resistance for extended muffler life in harsh environments
- Restoration of factory exhaust sound characteristics
Installation Notes and Tips
Installation of the Walker Quiet-Flow SS 55657 muffler requires compatibility with the Toyota Corolla exhaust system featuring a 2 bolt welded flange inlet. Ensure proper alignment of the offset inlet and outlet to match existing exhaust piping. Professional installation is recommended to maintain exhaust system integrity and prevent leaks.
Quality Assurance and Warranty
Walker manufactures the Quiet-Flow SS muffler assembly with high-grade stainless steel materials to ensure durability and corrosion resistance. While specific warranty details are not provided, Walker products typically meet or exceed OEM standards for quality and fitment, supporting reliable long-term use in Toyota Corolla vehicles.
| Brand | Walker |
| Part Number | 55657 |
| Position | Quiet-Flow SS |
| Finish | Natural |
| Body Diameter | 11 |
| Inlet Type | 2 bolt welded flange |
| Outlet Type | Tip |
| Body Height | 5.5 |
| Body Length | 20 |
| Muffler Material | Stainless steel |
| Muffler Shape | Oval |
| Overall Length | 30.325 |
| Body Material | Stainless steel |
| Body Width | 11 |
| Grade Type | Regular |
| Inlet 1 Type | 2 bolt welded flange |
| Inlet Configuration | Offset |
| Inlet Quantity | 1 |
| Muffler Type | Reflection |
| Outlet 1 Outside Diameter | 2.75 |
| Outlet 1 Type | Tip |
| Outlet Configuration | Offset |
| Outlet Quantity | 1 |
| Shape | Oval |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2013 | Toyota | Corolla | S | 1.8L | L4 | N/A | Premium; Limited Lifetime Warranty; Quiet-Flow SS |
| 2012 | Toyota | Corolla | S | 1.8L | L4 | N/A | Premium; Limited Lifetime Warranty; Quiet-Flow SS |
| 2011 | Toyota | Corolla | S | 1.8L | L4 | N/A | Premium; Limited Lifetime Warranty; Quiet-Flow SS |
| 2010 | Toyota | Corolla | S | 1.8L | L4 | N/A | Premium; Limited Lifetime Warranty; Quiet-Flow SS |
| 2009 | Toyota | Corolla | S | 1.8L | L4 | N/A | Premium; Limited Lifetime Warranty; Quiet-Flow SS |
* 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.