SKU: 84823740393

Walker Exhaust Muffler Assembly 54378, Stainless Steel, 2.1" Inlet, 2.25" Outlet, Direct Fit for Nissan Pathfinder

$80.30 $89.22
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

Walker Exhaust Muffler Assembly 54378, Stainless Steel, 2.1" Inlet, 2.25" Outlet, Direct Fit for Nissan PathfinderThe Walker Quiet Flow SS Muffler Assembly is designed to provide a reliable and efficient replacement for your vehicle's exhaust system. This stainless steel muffler assembly is ideal for enhancing the performance of your Nissan Pathfinder or INFINITI QX4, ensuring optimal sound quality and durability. Constructed from 100% stainless steel, the Walker Quiet Flow SS muffler assembly offers superior resistance to corrosion compared to traditional

The Walker® Quiet-Flow® SS Muffler Assembly is designed to provide a reliable and efficient replacement for your vehicle's exhaust system. This stainless-steel muffler assembly is ideal for enhancing the performance of your Nissan Pathfinder or INFINITI QX4, ensuring optimal sound quality and durability.

Constructed from 100% stainless steel, the Walker Quiet-Flow SS muffler assembly offers superior resistance to corrosion compared to traditional aluminized mufflers. It features a direct-fit OE-style design, making installation straightforward without the need for specialized tools or welding. This assembly is engineered to deliver longer life and maintain consistent performance through various driving conditions. The internal drainage system minimizes moisture buildup, thereby extending the life of the muffler and enhancing vehicle performance.

Key Features:
  • COMPATIBILITY: Fits 2001-2004 Nissan Pathfinder and 2001-2003 INFINITI QX4 models.
  • STAINLESS STEEL CONSTRUCTION: 100% stainless steel inhibits corrosion and ensures durability.
  • EASY INSTALLATION: Direct-fit bolt-on replacement with OE-style hangers and brackets for quick installation.
  • BUILT TO LAST: Features internal partitions and mechanically joined tubes to reduce distortion from temperature changes.
  • PREMIUM ACOUSTIC CONTROL: OE-style louvered tubes and domed heads lower noise levels for a factory-style sound.
  • DESIGN VALIDATED: Acoustic and flow tested to ensure quality OE-style sound performance.
  • BUY WITH CONFIDENCE: Comes with a limited lifetime warranty and a 90-Day Safe and Sound Guarantee.

This Walker Quiet-Flow SS muffler assembly is an excellent choice for drivers seeking to improve their vehicle's exhaust performance while maintaining a quiet and comfortable ride. Ideal for Nissan and INFINITI owners, this muffler provides an effective solution for those looking for a reliable, long-lasting exhaust component that meets high-quality standards.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 84823740393

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4.6 ★★★★★
Based on 16 reviews
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Verified Purchase
James
West Palm Beach, US
★★★★★ 5
Very Powerful Frother!!
Color: White
I’ve been using a frother daily for my drinks, and this one really impressed me with its power for such a compact size. It blends heavier powders into smooth, clump-free mixtures in seconds. I’m a big fan of the build—the metal whisk gives it a solid feel, and it comes with a stand to keep it neat on the counter instead of being shoved in a drawer. Cleaning is a breeze, just a quick rinse, and the rechargeable battery lasts much longer than I anticipated between charges. Just a little tip: start in a taller cup and don’t fill it all the way to the top, as this thing can create a serious vortex if you’re not careful. Overall, it’s been a super handy little tool, and I’m so glad I bought it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
J
Verified Purchase
JMB
Whiting, US
★★★★★ 5
Mixes my protein shake powder
Color: Blue
My husband and I both drink protein shakes daily. We have vortex mixers that work great, but they are plastic and getting old, and really needed to be replaced. In an effort to reduce microplastics in our lives, I am trying to use less plastic mixing cups. I couldn't find anything small enough (other than regular blenders) with glass and metal parts that would work well for us. During my search on here, several frothers showed up. This one caught my eye because of the amount of sales, quick delivery, and of course, decent pricing. Some of the reviews had me a little skeptical, and time will tell regarding the longevity, but so far I am pleased. My protein powders are on the heavy side, but this little frother really gets the job done. Instead of having to use separate mixing cups (saving me on dishwashing), I just use my morning coffee cup (it's big enough) to mix my protein shake in. My husband just uses a regular glass. Neither of us can believe the power this little thing has. We are getting smooth shakes! Here is what I really like about it: It is powerful and mixes well; the frother is metal and not plastic; it cleans extremely easy; after making several shakes the battery has not died; can be used in glasses, coffee cups, even disposable cups (when we buy donut shop coffee); and I love the little stand which takes up barely any counter space. Less plastic, less clean-up, dependable (so far), and small, making it convenient even for travel. I'm really glad I got this, and hope it will last. One last thing, do not turn it on while cleaning under running water. (Yes, you can laugh.)
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
D
Verified Purchase
David A.
Port Orchard, US
★★★★★ 5
Powerful frother with a long rechargeable battery life
Color: Black
After purchasing three of the battery operated frothers. I finally found this amazing frother. It is very powerful so you do have to be careful not to slosh liquid out of your cup when you’re using it. But I have found it helps if you rotate the frother in a stirring motion while you are using it. That really helps keep the liquid from overflowing out of the cup. It has a sleek design and is rechargeable and the charge less about two weeks.I love this one so much. I take it with me when I travel. I actually left my original one at my mother’s house the last time I visited her and have ordered another one for my house. Highly recommend.
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Reviewed in the United States on May 27, 2026
M
Verified Purchase
MJFinds
Pawtucket, US
★★★★★ 5
Great Power and Creamy Foam
Color: White
This frother is amazing and has really good power. It creates creamy, smooth foam in seconds and works perfectly for iced lattes, cappuccinos, and matcha. I love that it’s rechargeable and lightweight, but still feels strong and high quality. As someone who loves coffee, this has become one of my favorite tools for making café-style drinks at home. Easy to use, easy to clean, and looks beautiful on my coffee station.
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Reviewed in the United States on May 20, 2026
D
Verified Purchase
Desert hiker
Houston, US
★★★★★ 4
Powerful easy to operate but splashes
Color: Black
Excellent frother--Very powerful and easy to turn on/off with one button. The only downside is it requires a deep container in which to froth. The frothing pitcher I had was too small and milk splashes everywhere. There is no lower speed so it works fast. I am using a deep insulated container now for frothing. Otherwise, very quite, easy to operate no pushing down on the top like other frother wands. I love it as long as I can control it to limit the splashing.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026

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