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Walker Exhaust Muffler Assembly 54378, Stainless Steel, 2.1" Inlet, 2.25" Outlet, Direct Fit for Nissan Pathfinder
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Vendor: Walker
Type: Exhaust Systems
Sku: WBCARB000K01VVC
Available: Available
Sold by Carkart, an authorized reseller.
Returns accepted within 30 days | support@carkart.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 1–3 business days
- Estimated Delivery: 3–5 business days after dispatch
- Double-boxed, fully insured & discreetly packaged
- Tracking number sent via email once dispatched
- Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · 25% restocking fee applies
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
⚠️ California Proposition 65 Warning :
Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
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Walker Exhaust Muffler Assembly 54378, Stainless Steel, 2.1" Inlet, 2.25" Outlet, Direct Fit for Nissan Pathfinder
$89.22
FAQs
Have a question ? We are here to help.
Is the shipping free?
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
- Q: What is the material of the Walker Quiet-Flow SS muffler assembly? A: The muffler assembly is made of one hundred percent stainless steel. This material inhibits corrosion and ensures longer life compared to aluminized mufflers.
- Q: What are the dimensions of the Walker Quiet-Flow SS muffler assembly? A: The muffler assembly measures sixty-two point zero one inches in length, fourteen point zero two inches in width, and seven point zero one inches in height. These dimensions are designed for a direct fit.
- Q: What is the model number of this Walker muffler assembly? A: The model number of this muffler assembly is five four three seven eight. This specific model is tailored for certain Nissan vehicles.
- Q: How do I install the Walker Quiet-Flow SS muffler assembly? A: It is an easy, direct-fit, bolt-on replacement solution. The assembly includes OE-style hangers and brackets, making installation straightforward without needing specialized tools.
- Q: Is the Walker Quiet-Flow SS muffler assembly compatible with my vehicle? A: Yes, it fits various models including the Nissan Pathfinder from the years two thousand one to two thousand four and the Infiniti QX4 for the same years. Always verify fitment by checking your vehicle details.
- Q: How do I ensure compatibility before purchasing? A: Research your vehicle's details, including year, make, model, engine, and trim. This ensures you get the right part for your specific vehicle needs.
- Q: How should I care for the Walker Quiet-Flow SS muffler assembly? A: Regularly inspect the muffler for any signs of damage or corrosion. Keeping it clean and free from debris will help maintain its performance and longevity.
- Q: What is the warranty on the Walker Quiet-Flow SS muffler assembly? A: It comes with Walker's limited lifetime warranty. Additionally, there's a ninety-day Safe and Sound Guarantee for added peace of mind.
- Q: Can I return the Walker muffler assembly if it doesn't fit? A: Yes, you can return it if it doesn't fit your vehicle as expected. Check the return policy for specific terms and conditions.
- Q: What if my Walker muffler assembly arrives damaged? A: If it arrives damaged, contact customer support immediately. They will guide you through the return or replacement process.
- Q: What makes the Walker Quiet-Flow SS muffler quieter than other models? A: It features OE-style louvered tubes and domed heads that lower noise levels. This design provides a premium factory-style sound quality.
- Q: How does the internal drainage system benefit the muffler? A: The internal drainage system reduces moisture collection, which helps prevent corrosion and prolongs the life of the muffler.
- Q: Is this muffler assembly suitable for performance upgrades? A: Yes, it can enhance exhaust flow and sound for better performance. It's designed for both replacement and performance applications.
- Q: How does the stainless-steel construction affect longevity? A: Stainless steel construction significantly increases durability and lifespan, making it last longer than typical aluminized mufflers that are more prone to rust.
- Q: What should I do if I have installation issues? A: If you encounter installation issues, consult the installation guide or reach out to customer support for assistance. They can provide troubleshooting tips.