2003 Mitsubishi Eclipse Exhaust Mufflers
Keep Your 2003 Mitsubishi Eclipse 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 Mitsubishi Eclipse 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 Flowmaster Inc.. For example, Flowmaster Inc. Exhaust Mufflers start at just $137.99 with an average 4.4 star rating. With over 42 reviews and a solid 4 star average, you can shop with confidence knowing other Mitsubishi Eclipse owners approve.
Competitive Prices and Extensive Inventory
The average price for a 2003 Mitsubishi Eclipse Exhaust Muffler at Advance Auto Parts is around $125.96, with a range that starts at $78.99 and goes up to $176.99. With 6 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.125" Inlet (OD) 3" Outlet (OD), and Flowmaster Flow FX Muffler start at just $78.99 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 Mitsubishi Eclipse in peak condition, inside and out.
Find Your Specific 2003 Mitsubishi Eclipse Exhaust Mufflers
Looking for the perfect Exhaust Muffler for your 2003 Mitsubishi Eclipse? You’re in the right place. Below, you’ll find links to various types of Exhaust Mufflers that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Exhaust Mufflers, ensuring durability and a precise fit for your Mitsubishi Eclipse. Whether you’re driving a 2003 model or another popular model year like
2004,
2005,
2006,
2007,
2008,
2009,
2010,
2011, and
2012, we’ve got you covered. Purchasing Exhaust Mufflers from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Exhaust Mufflers that fit your vehicle.
Essential 2003 Mitsubishi Eclipse Exhaust Mufflers
Flowmaster Inc. – 40 Series Muffler, 2in Offset Inlet 2in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942041)
from
$152.99
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.
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Flowmaster Inc. – Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942446)
from
$137.99
Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we’ve ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942441)
from
$152.99
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
Walker – Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Outlet (OD) (Part No.21670)
from
$235.99
Product Features:
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- 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.
Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.42441)
from
$101.99
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.
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Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.125" Inlet (OD) 3" Outlet (OD) (Part No.54364)
from
$176.99
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 and are available for domestic and foreign vehicles.
Product Features:
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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/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
- BUY WITH CONFIDENCE : Comes with Walker’s limited warranty and exclusive limited Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
BRExhaust – Exhaust Muffler (Part No.100-7175)
from
$168.99
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.
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Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.8042441)
from
$135.99
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.
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Popular 2003 Mitsubishi Eclipse Exhaust Mufflers Categories
Most Popular Mufflers for 2003 Mitsubishi Eclipses
Enhance your 2003 Mitsubishi Eclipse with one of the 6 Mufflers we have in stock, starting at just $78.99.
Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942441)
from
$152.99
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. – Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942446)
from
$137.99
Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we’ve ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More
Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.42441)
from
$101.99
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
Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.8042441)
from
$135.99
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
Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.125" Inlet (OD) 3" Outlet (OD) (Part No.54364)
from
$176.99
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 and are available for domestic and foreign vehicles.
Product Features:
See More
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/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
- BUY WITH CONFIDENCE : Comes with Walker’s limited warranty and exclusive limited Safe and Sound Guarantee. Visit Walkerexhaust.com for details.
Flowmaster Inc. – Flowmaster Flow FX Muffler (Part No.71225)
from
$78.99
Flowmaster’s Flow FX series mufflers deliver a moderate performance tone for the enthusiast looking for an exhaust note that is different from the “chambered” muffler sound. The interior features a large 3.00-inch “straight-through” stainless steel perforated core, surrounded with high-temperature sound absorption materials delivering a deep traditional mellow tone. The internal flow design is reversible, so the muffler can be installed in either direction to best suit the vehicle application and offsets needed. Features include fully MIG-welded “bright” 409 stainless steel construction with the Flow FX logo embossed on both sides of the case. The Flow FX line of mufflers is perfect for the person looking for a show quality performance muffler at an economical price point and in a compact sized case.
Product Features:
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Product Features:
- Flowmaster quality
- Straight through design
- Moderate exterior performance tone
- Durable fully welded 409S stainless steel case
Top-Rated Exhaust Muffler Brands For Your 2003 Mitsubishi Eclipse
When it comes to finding the perfect Exhaust Muffler for your 2003 Mitsubishi Eclipse, 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 more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $137.99. Purchasing a Exhaust Muffler from us here at Advance Auto Parts is a smart move for both you and your 2003 Mitsubishi Eclipse, providing peace of mind with parts that meet or exceed OEM standards.
Popular Flowmaster Inc. 2003 Mitsubishi Eclipse Exhaust Mufflers
If you’re looking for a top-quality Exhaust Muffler for your 2003 Mitsubishi Eclipse, Advance Auto Parts has exactly what you need with our selection of Flowmaster Inc. Exhaust Mufflers. We have 2 Flowmaster Inc. Exhaust Mufflers in stock for this fitment, all known for their durability and precision fit. With prices starting at just $137.99 and an average cost of $145.49, you’ll find the perfect Exhaust Muffler for your needs and budget. Flowmaster Inc. Exhaust Mufflers for the 2003 Mitsubishi Eclipse come highly rated, with over 4 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.
from
$152.99
(1)
40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound
“I installed this on my 1969 Mustang. The fit was perfect even though I went with an odd size (2 1/4), But that’s exactly what I wanted. The build of t”
from
$137.99
(3)
Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound
“Very good deep sound! I only have a 4 cylinder 2000 Mitsubishi eclipse but you couldn’t even tell. It sounds great!”
FAQs for 2003 Mitsubishi Eclipse Exhaust Mufflers
What are the best-selling Exhaust Mufflers for 2003 Mitsubishi Eclipses?
Out of 6 Exhaust Mufflers that fit 2003 Mitsubishi Eclipses, the following parts are the top sellers:
- 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (10194346) – $135.99
- Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.125" Inlet (OD) 3" Outlet (OD) (20290166) – $176.99
- Flowmaster Flow FX Muffler (50323970) – $78.99
What’s the price range for 2003 Mitsubishi Eclipse Exhaust Mufflers?
The prices of Exhaust Mufflers for the 2003 Mitsubishi Eclipse range from $78.99 up to $176.99 for the most premium parts.
What is the average price of an Exhaust Muffler for a 2003 Mitsubishi Eclipse?
The average price for Exhaust Mufflers for the 2003 Mitsubishi Eclipse is $125.96. 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 Mitsubishi Eclipse model years?
What are the cheapest Exhaust Mufflers for my 2003 Mitsubishi Eclipse?
The cheapest 2003 Mitsubishi Eclipse Exhaust Mufflers we carry are:
- Flowmaster Flow FX Muffler (50323970) – $78.99
- 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (16120040) – $101.99
- 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (10194346) – $135.99
- Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (20291368) – $137.99
- 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (20290801) – $152.99
Does Advance Auto Parts sell Exhaust Mufflers for any other 2003 Mitsubishi models?
Yes. We stock Exhaust Mufflers for 2 other popular 2003 Mitsubishi models. Some of the most popular are 2003 Outlander Exhaust Mufflers, 2003 Lancer Exhaust Mufflers, and 2003 Montero Sport Exhaust Mufflers.
What are the top-rated Exhaust Mufflers that fit the 2003 Mitsubishi Eclipse?
The one 2003 Mitsubishi Eclipse Exhaust Muffler we have in stock is the Flowmaster Flow FX Muffler. It costs $78.99.
What types of Exhaust Mufflers do you sell for my 2003 Mitsubishi Eclipse?
We currently have just 1 Exhaust Muffler in stock for a 2003 Mitsubishi Eclipse, and as of 3/1/26, it is a Muffler.
Can I get help with 2003 Mitsubishi Eclipse Exhaust Muffler orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mitsubishi Exhaust Mufflers and more.
What is your return policy for Mitsubishi Eclipse Exhaust Mufflers?
Advance Auto Parts keeps returns simple. For new Mitsubishi Eclipse Exhaust Mufflers and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.