2003 Toyota Tundra Exhaust Mufflers

Keep Your 2003 Toyota Tundra 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 Toyota Tundra 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 and Flowmaster Inc.. For example, Walker Exhaust Mufflers start at just $139.99 with an average 4.2 star rating. Flowmaster Inc. offer similar pricing and quality, backed by strong customer feedback. With over 80 reviews and a solid 4 star average, you can shop with confidence knowing other Toyota Tundra owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Toyota Tundra Exhaust Muffler at Advance Auto Parts is around $155.21, with a range that starts at $69.99 and goes up to $219.99. With 9 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound, 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound, and 50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound start at just $69.99 and offer a great balance of form and function.

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 Toyota Tundra in peak condition, inside and out.

Essential 2003 Toyota Tundra Exhaust Mufflers

Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 3" Inlet (ID) 2.5" Outlet (OD) (Part No.47774)

Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 3" Inlet (ID) 2.5" Outlet (OD)

from

$198.99
Product Features:
  • CORROSION RESISTANT STAINLESS STEEL – The only broad-market muffler body with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • EASY TO INSTALL – Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and welding
  • BUILT TO LAST – Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL – OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED – Acoustic and flow tested for quality OE-style sound you can count on
  • BUY WITH CONFIDENCE – Comes with Walker’s limited warranty and exclusive 90-Day Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
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BRExhaust – Exhaust Muffler Assembly (Part No.284-629)

Exhaust Muffler Assembly

from

$336.99
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.
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Flowmaster Inc. – Super 50 Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 17in long, Non-Reversible, Moderate Sound (Part No.852556)

Super 50 Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 17in long, Non-Reversible, Moderate Sound

from

$219.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Product Features:
  • Mild to stock exterior exhaust tone
  • Minimal interior resonance
  • Excellent choice for large displacement vehicles
  • Improved horsepower, torque and potential mileage improvement
  • Race proven patented Delta Flow technology
See More

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.8042541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound

from

$132.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – 50 Series Muffler, 2.25in Dual Offset Inlet 3in Center Outlet, Non-Reversible, Moderate Sound (Part No.524553)

50 Series Muffler, 2.25in Dual Offset Inlet 3in Center Outlet, Non-Reversible, Moderate Sound

from

$199.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.625" Outlet (ID) 2.75" Outlet (OD) (Part No.56251)

Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.625" Outlet (ID) 2.75" Outlet (OD)

from

$353.99
Product Features:
  • CORROSION RESISTANT STAINLESS STEEL – The only broad-market muffler body with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • EASY TO INSTALL – Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and welding
  • BUILT TO LAST – Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL – OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED – Acoustic and flow tested for quality OE-style sound you can count on
  • BUY WITH CONFIDENCE – Comes with Walker’s limited warranty and exclusive 90-Day Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
See More

Flowmaster Inc. – 50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound (Part No.52556)

50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound

from

$199.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound (Part No.71226)

Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound

from

$69.99
Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound

Flowmaster Inc. – 50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound (Part No.842551)

50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound

from

$184.99
The three chamber design utilizes Flowmaster’s patented Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
See More

Walker – SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD) (Part No.18954)

SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD)

from

$139.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION – Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST – Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • EASY TO INSTALL – Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and welding
  • FACTORY SOUND – Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER – Designed and tested to extend muffler life
See More

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound

from

$149.99
This two chamber design incorporates Flowmaster’s patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.42541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound

from

$99.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.75" Outlet (OD) (Part No.56209)

Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.75" Outlet (OD)

from

$213.99
Product Features:
  • CORROSION RESISTANT STAINLESS STEEL – The only broad-market muffler body with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • EASY TO INSTALL – Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and welding
  • BUILT TO LAST – Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL – OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED – Acoustic and flow tested for quality OE-style sound you can count on
  • BUY WITH CONFIDENCE – Comes with Walker’s limited warranty and exclusive 90-Day Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
See More

Flowmaster Inc. – Super 50 Muffler, 2.5in Dual Offset Inlet 3in Center Outlet, Non-Reversible, Moderate Sound (Part No.8524553)

Super 50 Muffler, 2.5in Dual Offset Inlet 3in Center Outlet, Non-Reversible, Moderate Sound

from

$219.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Product Features:
  • Mild to stock exterior exhaust tone
  • Minimal interior resonance
  • Excellent choice for large displacement vehicles
  • Improved horsepower, torque and potential mileage improvement
See More

Most Popular Mufflers for 2003 Toyota Tundras

Enhance your 2003 Toyota Tundra with one of the 9 Mufflers we have in stock, starting at just $69.99.

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.42541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound

from

$99.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 3" Inlet (ID) 2.5" Outlet (OD) (Part No.47774)

Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 3" Inlet (ID) 2.5" Outlet (OD)

from

$198.99
Product Features:
  • CORROSION RESISTANT STAINLESS STEEL – The only broad-market muffler body with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • EASY TO INSTALL – Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and welding
  • BUILT TO LAST – Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL – OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED – Acoustic and flow tested for quality OE-style sound you can count on
  • BUY WITH CONFIDENCE – Comes with Walker’s limited warranty and exclusive 90-Day Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
See More

Walker – SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD) (Part No.18954)

SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD)

from

$139.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION – Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST – Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • EASY TO INSTALL – Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and welding
  • FACTORY SOUND – Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER – Designed and tested to extend muffler life
See More

Flowmaster Inc. – Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound (Part No.71226)

Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound

from

$69.99
Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.8042541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound

from

$132.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – 50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound (Part No.842551)

50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound

from

$184.99
The three chamber design utilizes Flowmaster’s patented Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – Super 50 Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 17in long, Non-Reversible, Moderate Sound (Part No.852556)

Super 50 Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 17in long, Non-Reversible, Moderate Sound

from

$219.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Product Features:
  • Mild to stock exterior exhaust tone
  • Minimal interior resonance
  • Excellent choice for large displacement vehicles
  • Improved horsepower, torque and potential mileage improvement
  • Race proven patented Delta Flow technology
See More

Flowmaster Inc. – 50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound (Part No.52556)

50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound

from

$199.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound

from

$149.99
This two chamber design incorporates Flowmaster’s patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Top-Rated Exhaust Muffler Brands For Your 2003 Toyota Tundra

When it comes to finding the perfect Exhaust Muffler for your 2003 Toyota Tundra, 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 Flowmaster Inc. and Walker, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $99.99. Purchasing a Exhaust Muffler from us here at Advance Auto Parts is a smart move for both you and your 2003 Toyota Tundra, providing peace of mind with parts that meet or exceed OEM standards.

Popular Flowmaster Inc. 2003 Toyota Tundra Exhaust Mufflers

If you’re looking for a top-quality Exhaust Muffler for your 2003 Toyota Tundra, Advance Auto Parts has exactly what you need with our selection of Flowmaster Inc. Exhaust Mufflers. We have 1 Flowmaster Inc. Exhaust Mufflers in stock for this fitment, all known for their durability and precision fit. With prices starting at just $99.99, you’ll find the perfect Exhaust Muffler for your needs and budget. Flowmaster Inc. Exhaust Mufflers for the 2003 Toyota Tundra come highly rated, with over 7 customer reviews and an impressive average rating of 4.4 stars. Choosing a Flowmaster Inc. Exhaust Muffler from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound
from $99.99
(7)
40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound
“I got 2 of these for my 2013 Tahoe. The sound is great. I had considered Corsa, Borla, and others, but the original Flowmaster sound keeps me coming b”

Top-Quality Walker 2003 Toyota Tundra Exhaust Mufflers

For those in search of a high-quality Exhaust Muffler for their 2003 Toyota Tundra, Advance Auto Parts offers a great selection of Walker Exhaust Mufflers. With 2 Walker Exhaust Mufflers in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Exhaust Mufflers start at just $139.99, with an average price of $169.49, giving you a range of options to suit your budget. Backed by over 13 customer ratings and an average rating of 4.2 stars, Walker Exhaust Mufflers provide both reliability and excellent performance. Choosing a Walker Exhaust Muffler from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD)
from $139.99
(6)
SoundFX Direct Fit Exhaust Muffler 3" Inlet (OD) 2.5" Outlet (OD)
“Purchased this same muffler back about 6 years ago in TN. Unfortunately TN still uses salt on the ground when it snows or is ice. My truck doesn’t ”

FAQs for 2003 Toyota Tundra Exhaust Mufflers

What are the best-selling Exhaust Mufflers for 2003 Toyota Tundras?

What’s the price range for 2003 Toyota Tundra Exhaust Mufflers?

The prices of Exhaust Mufflers for the 2003 Toyota Tundra range from $69.99 up to $219.99 for the most premium parts.

What is the average price of an Exhaust Muffler for a 2003 Toyota Tundra?

The average price for Exhaust Mufflers for the 2003 Toyota Tundra is $155.21. 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 Toyota Tundra model years?

Yes, we carry Exhaust Mufflers for 20 model years of Toyota Tundras between 2000 and 2021. The following model years are the most popular for Exhaust Muffler purchases: 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, and 2009.

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

Yes. We stock Exhaust Mufflers for 12 other popular 2003 Toyota models. Some of the most popular are 2003 Corolla Exhaust Mufflers, 2003 4Runner Exhaust Mufflers, 2003 Camry Exhaust Mufflers, 2003 Land Cruiser Exhaust Mufflers, and 2003 Avalon Exhaust Mufflers.

What are the top-rated Exhaust Mufflers that fit the 2003 Toyota Tundra?

The one 2003 Toyota Tundra Exhaust Muffler we have in stock is the Flow FX Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Aggressive Sound. It costs $69.99.

What types of Exhaust Mufflers do you sell for my 2003 Toyota Tundra?

We currently have just 1 Exhaust Muffler in stock for a 2003 Toyota Tundra, and as of 11/2/25, it is a Muffler.

Can I get help with 2003 Toyota Tundra Exhaust Muffler orders?

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

What is your return policy for Toyota Tundra Exhaust Mufflers?

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