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Mufflers

At Advance Auto Parts, we understand that car mufflers are more than just noise reducers—they're integral to your vehicle's exhaust system, enhancing performance and ensuring compliance with emissions standards. Paired with quality exhaust pipes, mufflers help manage exhaust flow, improve fuel efficiency, and define your vehicle's sound. Whether you're seeking a quieter ride or a more aggressive tone, our selection features top brands like Magnaflow mufflers, known for their performance and durability, Flowmaster, celebrated for its distinct growl, and Walker, offering reliable, budget-friendly options.

Our inventory caters to a wide range of needs, from standard replacements like the Muffler - 1-3/4" ID Inlet and Muffler - 1-1/2" ID Inlet, perfect for everyday vehicles, to specialized options such as the Race Only Muffler, designed for high-performance applications. For those looking to handle larger exhaust systems, we offer the Muffler - 4" ID Inlet, ensuring compatibility and efficiency. To complete your setup, consider adding a Muffler Tip - 4" ID Inlet, which not only enhances aesthetics but also protects your exhaust system. At Advance Auto Parts, we're dedicated to helping you find the right muffler to match your driving style, performance goals, and budget, ensuring your vehicle runs smoothly and sounds exactly how you want it to.

Muffler - 1-3/4" ID Inlet
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Part # 54668
(32 reviews)
limited lifetime replacement
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Quiet-Flow Direct Fit Exhaust Muffler Assembly 2.5" Inlet (ID) 2.25" Outlet (OD)
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Part # 50065
(7 reviews)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.375" Inlet (ID) 2.25" Outlet (OD)
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Part # 55544
(16 reviews)
limited lifetime replacement
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SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD)
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Part # 18954
(6 reviews)
1 yr replacement if defective
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Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25" Inlet (ID) 2.25" Outlet (OD)
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Part # 56233
(17 reviews)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler 3" Inlet (ID) 2.75" Outlet (OD)
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Part # 21577
No Reviews
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Inlet (OD) 2.25" Outlet (ID)
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Part # 21690
(14 reviews)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25" Inlet (ID) 2.25" Outlet (OD)
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Part # 50072
(4 reviews)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler 2.75" Outlet (OD)
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Part # 21746
(1 review)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25" Inlet (ID) 2.25" Outlet (OD)
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Part # 55559
(18 reviews)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (ID)
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Part # 21602
(6 reviews)
limited lifetime replacement
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Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.125" Inlet (OD) 3" Outlet (OD)
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Part # 50087
(1 review)
limited lifetime replacement
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SoundFX Universal Exhaust Muffler 2.75" Inlet (ID) 2.75" Outlet (OD)
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Part # 18138
No Reviews
1 yr replacement if defective
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Quiet-Flow SS Direct Fit Exhaust Muffler 1.75" Outlet (OD)
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Part # 21965
No Reviews
limited lifetime replacement
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Mufflers for Replacement, Repair and More

Mufflers Prices, Brands & Ratings

FAQs About Buying Mufflers

How much does it cost to buy, replace or repair Mufflers?

What makes do you sell Mufflers for?

What are some of the best-rated brands for Mufflers?

Which brand offers premium Mufflers?

Which brand offers the lowest priced Mufflers?

What does a muffler do?

A muffler plays a crucial role in your vehicle's exhaust system by controlling noise and regulating the flow of exhaust gases. It is designed to reduce the sound produced by the engine's exhaust, allowing for a more pleasant driving experience. The muffler achieves this by redirecting and reflecting sound waves within its chamber, effectively canceling out most of the noise. Moreover, it contributes to the smooth flow of exhaust gases, which can enhance fuel efficiency and overall engine performance. Since different mufflers can create unique sounds, choosing the right one allows for customization of your vehicle's tone, whether you prefer a subtle hum or a more aggressive roar. Understanding the importance of mufflers not only helps in maintaining your vehicle's performance but also ensures adherence to noise pollution regulations.

What happens when your muffler goes bad?
What is the loudest legal muffler?
How to get a deep sounding exhaust?
Disclaimer: We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.
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