OE Quality
60-Day Returns

Walker 53397 Exhaust Muffler Assembly
Overview of Walker Quiet-Flow SS Exhaust Muffler Assembly
The Walker Quiet-Flow SS Exhaust Muffler Assembly 53397 is designed specifically for Mazda Protege5 models, providing reliable exhaust flow and noise reduction. Crafted with durable stainless steel, this muffler assembly offers a combination design that balances performance and sound control.
- Compatible with Mazda Protege5 exhaust systems
- Constructed from aluminized stainless steel for corrosion resistance
- Oval-shaped muffler body measuring 9" width by 7" height
- Inlet and outlet feature offset 2" and 2.25" diameters respectively
- 2 bolt welded flange inlet for secure attachment
- Overall length of 37.625" for precise fitment
Detailed Product Features and Specifications
This Walker Quiet-Flow SS muffler assembly (part number 53397) features a stainless steel body and muffler material, ensuring durability and resistance to rust and corrosion. The oval-shaped muffler body measures 9 inches in width, 7 inches in height, and 16 inches in length, providing an optimal balance between size and performance. The inlet outside diameter is 2 inches with a 2 bolt welded flange inlet type, designed for a secure and offset connection. The outlet is a 2.25-inch tip with an offset configuration, allowing for proper exhaust flow and fitment on the Mazda Protege5. The overall length of the assembly is 37.625 inches, making it compatible with the specific exhaust layout of the vehicle.
About the Walker Quiet-Flow SS Product Line
The Quiet-Flow SS line by Walker focuses on delivering exhaust mufflers made from stainless steel materials that provide enhanced corrosion resistance and longevity. This product line combines sound attenuation with durable construction, making it suitable for regular grade applications. The Quiet-Flow SS mufflers are engineered to meet or exceed OEM specifications, ensuring a reliable replacement for Mazda Protege5 exhaust systems.
Common Applications and Problem Solving
- Replacement for worn or damaged mufflers on Mazda Protege5
- Reduction of excessive exhaust noise and vibration
- Improvement of exhaust flow efficiency with offset inlet/outlet design
- Prevention of rust and corrosion in exhaust components
- Restoration of proper exhaust system fit and function
Installation Notes and Tips
Ensure the exhaust system is cool before beginning installation. The 2 bolt welded flange inlet requires proper alignment for a secure fit. Verify the offset inlet and outlet configuration matches the vehicle’s exhaust layout. Use appropriate gaskets and hardware (not included) to prevent leaks. Professional installation is recommended for optimal performance and safety.
Quality Assurance and Warranty
Walker exhaust components, including the Quiet-Flow SS 53397 muffler assembly, are manufactured to meet industry standards for durability and performance. The stainless steel construction offers enhanced corrosion resistance. Warranty details should be confirmed with the manufacturer or authorized distributor.
| Brand | Walker |
|---|---|
| Part Number | 53397 |
| Position | Quiet-Flow SS |
| Inlet Outside Diameter | 2 |
| Finish | Aluminized |
| Body Diameter | 9 |
| Inlet Type | 2 bolt welded flange |
| Outlet Type | Tip |
| Body Height | 7 |
| Body Length | 16 |
| Muffler Material | Stainless steel |
| Muffler Shape | Oval |
| Overall Length | 37.625 |
| Body Material | Stainless steel |
| Body Width | 9 |
| Grade Type | Regular |
| Inlet 1 Outside Diameter | 2 |
| Inlet 1 Type | 2 bolt welded flange |
| Inlet Configuration | Offset |
| Inlet Quantity | 1 |
| Muffler Type | Combination |
| Outlet 1 Outside Diameter | 2.25 |
| Outlet 1 Type | Tip |
| Outlet Configuration | Offset |
| Outlet Quantity | 1 |
| Shape | Oval |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Mazda | Protege5 | 2.0L | L4 | N/A | Premium; Limited Lifetime Warranty; Quiet-Flow SS |
| 2002 | Mazda | Protege5 | 2.0L | 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.