2003 Cadillac Escalade EXT Mufflers

Enhance and Protect Your 2003 Cadillac Escalade EXT with Quality Mufflers

Maintaining the performance of your 2003 Cadillac Escalade EXT starts with choosing the right parts, and a high-quality Muffler helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Mufflers specifically for the 2003 Cadillac Escalade EXT, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Mufflers for Every Budget

Finding a Muffler that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $94.99 and an average price of $184.32, you can choose one that fits your budget while delivering the quality you expect. Our Mufflers are competitively priced, ranging from $94.99 to $278.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 3 Mufflers from 2 trusted brands in stock, Advance Auto Parts has you covered. Our Mufflers for the 2003 Cadillac Escalade EXT have earned reviews from over 7 customers, with an average 4 stars rating across the board. Popular options include Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed, SoundFX Muffler, Direct Replacement, No Fabrication Needed, and 50 Big Block Muffler – 3.00 Dual In / 3.50 Offset Out – Mild Sound, starting at $94.99. Our selection includes highly regarded brands such as Walker and Flowmaster Inc., and more, offering you top-notch reliability. For example, we have 2 Walker Mufflers starting at $94.99 with an average rating of 4 stars, 1 Flowmaster Inc. options from $278.99 with a 4 stars rating.

Mufflers for Your 2003 Cadillac Escalade EXT

Flowmaster Inc. – 50 Big Block Muffler – 3.00 Dual In / 3.50 Offset Out – Mild Sound (Part No.530513)

50 Big Block Muffler - 3.00 Dual In / 3.50 Offset Out - Mild Sound

from

$278.99
The 50 Series Big Block muffler is made for more than just big cubic inch engine applications. Its large case size with internal tuning chamber provides mileage and power gains along with maximum sound control for a quiet interior tone, even under heavy loads. Well suited to heavy duty vehicles such as full size trucks, SUV’s, RVs, and tow vehicles. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.21431)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$178.99
The only broad-market muffler with 100% stainless-steel construction, Walker® Quiet-Flow® SS mufflers feature precision fit, superior flow and OE-style sound. Quiet-Flow SS mufflers are available for most domestic and import vehicles.

Product Features:
  • CORROSION RESISTANT STAINLESS STEEL — The only broad-market muffler 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/or 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
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Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18987)

SoundFX Muffler, Direct Replacement, No Fabrication Needed

from

$94.99
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/or 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
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FAQs for 2003 Cadillac Escalade EXT Mufflers

Which Mufflers are the top sellers for the 2003 Cadillac Escalade EXT?

Out of 3 Mufflers that fit 2003 Cadillac Escalade EXTs, the following parts are the top sellers:
SoundFX Muffler, Direct Replacement, No Fabrication Needed
from $94.99
This product is not rated
SoundFX Muffler, Direct Replacement, No Fabrication Needed
Mufflers

How can I make sure that a part will be compatible with my 2003 Cadillac Escalade EXT?

Our Cadillac Escalade EXT aftermarket and OEM parts are designed specifically for the 2003 model. You can always find your specific fitment and compatibility for your 2003 Cadillac on an individual product page.

What is the price range for 2003 Cadillac Escalade EXT Mufflers?

The range of prices of Mufflers for the 2003 Cadillac Escalade EXT goes from $94.99 up to $278.99 for the most premium parts.

What is the average price of a 2003 Cadillac Escalade EXT Muffler?

2003 Cadillac Escalade EXT Mufflers average $184.32 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as Walker Flowmaster Inc., and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Mufflers for other Cadillac Escalade EXT model years?

Yes, we currently stock Mufflers for 8 model years of Cadillac Escalade EXTs, from 2002 to 2010. Model years 2010, 2009, 2008, 2007, 2006, 2005, 2004, and 2002 are the most popular for Muffler purchases.

Can I get help with 2003 Cadillac Escalade EXT Muffler orders?

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

What is your return policy for Cadillac Escalade EXT Mufflers?

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