2003 Buick LeSabre Exhaust Mufflers

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Keep Your 2003 Buick LeSabre in Top Shape with Quality Exhaust Mufflers

Whether you’re repairing or upgrading your Exhaust Muffler, using high-quality parts is key to keeping your 2003 Buick LeSabre looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Mufflers. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Exhaust Mufflers from Trusted Brands

Looking for a reliable Exhaust Muffler? We’ve got you covered with options from brands you know and trust like Walker. For example, Walker Exhaust Mufflers start at just $111.99 with an average 4.2 star rating. With over 16 reviews and a solid 4.5 star average, you can shop with confidence knowing other Buick LeSabre owners approve.

Explore Related Parts

While you’re upgrading or replacing your Exhaust Muffler, don’t forget to check out other key components like Catalytic Converters and Exhaust Manifold and Headers. At Advance Auto Parts, we’re here to help you keep your 2003 Buick LeSabre in peak condition, inside and out.

Essential 2003 Buick LeSabre Exhaust Mufflers

Walker – Walker Sound Solution Exhaust Muffler, 18759 (Part No.18759)

Walker Sound Solution Exhaust Muffler, 18759

from

$62.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
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BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-1746 (Part No.100-1746)

BRExhaust Exhaust Premium Universal Muffler, 100-1746

from

$69.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-7175 (Part No.100-7175)

BRExhaust Exhaust Premium Universal Muffler, 100-7175

from

$185.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (ID), 18458" (Part No.18458)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (ID), 18458"

from

$91.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Walker – Walker Sound Solution Exhaust Muffler, 18695 (Part No.18695)

Walker Sound Solution Exhaust Muffler, 18695

from

$64.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – Walker Sound Solution Exhaust Muffler, 18692 (Part No.18692)

Walker Sound Solution Exhaust Muffler, 18692

from

$67.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – "Walker SoundFX Universal Universal Exhaust Muffler 2"" Inlet (ID) 2"" Outlet (ID), 18101" (Part No.18101)

"Walker SoundFX Universal Universal Exhaust Muffler 2"" Inlet (ID) 2"" Outlet (ID), 18101"

from

$87.99
Walker SoundFX universal mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints for durability and spun-locked heads for stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Walker – Walker Sound Solution Exhaust Muffler, 18601 (Part No.18601)

Walker Sound Solution Exhaust Muffler, 18601

from

$58.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – Walker Sound Solution Muffler, 18753 (Part No.18753)

Walker Sound Solution Muffler, 18753

from

$62.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – Walker Sound Solution Exhaust Muffler, 18764 (Part No.18764)

Walker Sound Solution Exhaust Muffler, 18764

from

$67.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (ID), 21180" (Part No.21180)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (ID), 21180"

from

$189.99
The only broad-market muffler with 100% stainless-steel construction for longer life, Walker Quiet-Flow SS mufflers deliver precision fit, superior flow and OE-style sound. Available for most domestic and import vehicles, Quiet-Flow SS features an internal drainage system that helps reduce moisture collection.
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Walker – "Walker SoundFX Universal Universal Exhaust Muffler 2.5"" Inlet (ID) 2.25"" Outlet (ID), 18112" (Part No.18112)

"Walker SoundFX Universal Universal Exhaust Muffler 2.5"" Inlet (ID) 2.25"" Outlet (ID), 18112"

from

$71.99
Walker SoundFX universal mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints for durability and spun-locked heads for stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-1762 (Part No.100-1762)

BRExhaust Exhaust Premium Universal Muffler, 100-1762

from

$67.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

Walker – Walker Sound Solution Exhaust Muffler, 18649 (Part No.18649)

Walker Sound Solution Exhaust Muffler, 18649

from

$64.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18945" (Part No.18945)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18945"

from

$111.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25"" Inlet (ID) 2"" Outlet (OD), 53315" (Part No.53315)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25"" Inlet (ID) 2"" Outlet (OD), 53315"

from

$157.99
Combining the only broad-market stainless-steel body construction with a direct-fit OE-style replacement, Walker Quiet-Flow SS muffler assemblies deliver longer life than typical aluminized mufflers. Quiet-Flow SS muffler assemblies are available for domestic and foreign vehicles.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-1756 (Part No.100-1756)

BRExhaust Exhaust Premium Universal Muffler, 100-1756

from

$68.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-1775 (Part No.100-1775)

BRExhaust Exhaust Premium Universal Muffler, 100-1775

from

$62.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

BRExhaust – BRExhaust Exhaust Direct-Fit Muffler Assembly, 100-5438 (Part No.100-5438)

BRExhaust Exhaust Direct-Fit Muffler Assembly, 100-5438

from

$163.99
This BRExhaust muffler assembly is constructed by one of the leading aftermarket suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on installation with no modifications required. The component is designed to offer corrosion protection in addition to optimal noise reduction and low backpressure. Built from 16-gauge steel tubing and fully aluminized, these mufflers feature an OE-style direct fit configuration compatible with your import or domestic vehicle€”while the interior design of the muffler box ensures quiet performance.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-1757 (Part No.100-1757)

BRExhaust Exhaust Premium Universal Muffler, 100-1757

from

$62.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

Walker – "Walker SoundFX Universal Universal Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18141" (Part No.18141)

"Walker SoundFX Universal Universal Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18141"

from

$67.99
Walker SoundFX universal mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints for durability and spun-locked heads for stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Walker – "Walker SoundFX Universal Universal Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18113" (Part No.18113)

"Walker SoundFX Universal Universal Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18113"

from

$59.99
Walker SoundFX universal mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints for durability and spun-locked heads for stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 101-1306 (Part No.101-1306)

BRExhaust Exhaust Premium Universal Muffler, 101-1306

from

$62.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-1770 (Part No.100-1770)

BRExhaust Exhaust Premium Universal Muffler, 100-1770

from

$68.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.25"" Outlet (ID), 18409" (Part No.18409)

"Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.25"" Outlet (ID), 18409"

from

$76.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18235" (Part No.18235)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18235"

from

$73.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 101-1164 (Part No.101-1164)

BRExhaust Exhaust Premium Universal Muffler, 101-1164

from

$62.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18230" (Part No.18230)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18230"

from

$73.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Most Popular Mufflers for 2003 Buick LeSabres

Enhance your 2003 Buick LeSabre with one of the 4 Mufflers we have in stock, starting at just $111.99.

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18945" (Part No.18945)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18945"

from

$111.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25"" Inlet (ID) 2"" Outlet (OD), 53315" (Part No.53315)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.25"" Inlet (ID) 2"" Outlet (OD), 53315"

from

$157.99
Combining the only broad-market stainless-steel body construction with a direct-fit OE-style replacement, Walker Quiet-Flow SS muffler assemblies deliver longer life than typical aluminized mufflers. Quiet-Flow SS muffler assemblies are available for domestic and foreign vehicles.
See More

BRExhaust – BRExhaust Exhaust Premium Universal Muffler, 100-7175 (Part No.100-7175)

BRExhaust Exhaust Premium Universal Muffler, 100-7175

from

$185.99
This BRExhaust replacement exhaust is engineered based on the original OEM design to ensure reliability, durability and performance. The ease of installation will save you time and effort, getting you back out on the road sooner. Each muffler features thicker hangers for added strength and fully welded, perforated tubes to guarantee a long service life.
See More

BRExhaust – BRExhaust Exhaust Direct-Fit Muffler Assembly, 100-5438 (Part No.100-5438)

BRExhaust Exhaust Direct-Fit Muffler Assembly, 100-5438

from

$163.99
This BRExhaust muffler assembly is constructed by one of the leading aftermarket suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on installation with no modifications required. The component is designed to offer corrosion protection in addition to optimal noise reduction and low backpressure. Built from 16-gauge steel tubing and fully aluminized, these mufflers feature an OE-style direct fit configuration compatible with your import or domestic vehicle€”while the interior design of the muffler box ensures quiet performance.
See More

Top-Rated Exhaust Muffler Brands For Your 2003 Buick LeSabre

When it comes to finding the perfect Exhaust Muffler for your 2003 Buick LeSabre, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Exhaust Muffler brands including Walker, and more, all known for their exceptional customer ratings (average brand rating of 4.2 stars) and competitive prices, as low as $111.99. Purchasing a Exhaust Muffler from us here at Advance Auto Parts is a smart move for both you and your 2003 Buick LeSabre, providing peace of mind with parts that meet or exceed OEM standards.

Popular Walker 2003 Buick LeSabre Exhaust Mufflers

If you’re looking for a top-quality Exhaust Muffler for your 2003 Buick LeSabre, Advance Auto Parts has exactly what you need with our selection of Walker Exhaust Mufflers. We have 2 Walker Exhaust Mufflers in stock for this fitment, all known for their durability and precision fit. With prices starting at just $111.99 and an average cost of $134.99, you’ll find the perfect Exhaust Muffler for your needs and budget. Walker Exhaust Mufflers for the 2003 Buick LeSabre come highly rated, with over 8 customer reviews and an impressive average rating of 4.2 stars. Choosing a Walker Exhaust Muffler from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

FAQs for 2003 Buick LeSabre Exhaust Mufflers

What are the best-selling Exhaust Mufflers for 2003 Buick LeSabres?

Out of 4 Exhaust Mufflers that fit 2003 Buick LeSabres, the following parts are the top sellers:

What’s the price range for 2003 Buick LeSabre Exhaust Mufflers?

The prices of Exhaust Mufflers for the 2003 Buick LeSabre range from $111.99 up to $185.99 for the most premium parts.

What is the average price of an Exhaust Muffler for a 2003 Buick LeSabre?

The average price for Exhaust Mufflers for the 2003 Buick LeSabre is $154.99. Keep in mind the variety of part types within our Exhaust Muffler category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Exhaust Mufflers for other Buick LeSabre model years?

Yes, we carry Exhaust Mufflers for 45 model years of Buick LeSabres between 1959 and 2005. The following model years are the most popular for Exhaust Muffler purchases: 2005, 2004, 2002, 2001, 2000, 1999, 1998, 1997, and 1996.

What are the cheapest Exhaust Mufflers for my 2003 Buick LeSabre?

Does Advance Auto Parts sell Exhaust Mufflers for any other 2003 Buick models?

Yes. We stock Exhaust Mufflers for 3 other popular 2003 Buick models. Some of the most popular are 2003 Regal Exhaust Mufflers, 2003 Century Exhaust Mufflers, 2003 Park Avenue Exhaust Mufflers, and 2003 Rendezvous Exhaust Mufflers.

What are the top-rated Exhaust Mufflers that fit the 2003 Buick LeSabre?

The one 2003 Buick LeSabre Exhaust Muffler we have in stock is the "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18945". It is rated 5 stars and costs $111.99.

What types of Exhaust Mufflers do you sell for my 2003 Buick LeSabre?

We currently have just 1 Exhaust Muffler in stock for a 2003 Buick LeSabre, and as of 8/2/26, it is a Muffler.

Can I get help with 2003 Buick LeSabre Exhaust Muffler orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Exhaust Mufflers and more.

What is your return policy for Buick LeSabre Exhaust Mufflers?

Advance Auto Parts keeps returns simple. For new Buick LeSabre Exhaust Mufflers and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.