2012 Mitsubishi Eclipse Exhaust Mufflers

Keep Your 2012 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 2012 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.

Competitive Prices and Extensive Inventory

The average price for a 2012 Mitsubishi Eclipse Exhaust Muffler at Advance Auto Parts is around $237.49, with a range that starts at $235.99 and goes up to $238.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Outlet (OD) and Direct-Fit Exhaust System Kit start at just $235.99 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 2012 Mitsubishi Eclipse in peak condition, inside and out.

Essential 2012 Mitsubishi Eclipse Exhaust Mufflers

Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly, 2.125" Inlet (OD) 3" Outlet (OD) (Part No.54364)

Quiet-Flow SS Direct Fit Exhaust Muffler Assembly, 2.125" Inlet (OD) 3" Outlet (OD)

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:
  • 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
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BRExhaust – Direct-Fit Exhaust System Kit (Part No.106-0273)

Direct-Fit Exhaust System Kit

from

$238.99
BRExhaust Direct-Fit Replacement Exhaust Kit 106-0273 takes the guesswork out of replacing your 2006-2012 Mitsubishi Eclipse 2.4L exhaust system while providing a reliable and high-quality alternative to the OEM exhaust. You will find all of the gaskets and clamps needed to get the job done in the carefully packaged box. 106-0273’s precision mandrel bent pipes facilitate superior exhaust flow compared to the crush-bent pipes commonly used in competing aftermarket replacement exhaust systems. The multi-piece, bolt-on design ensures the exhaust system is easy to install yourself and fits perfectly to help get you back on the road in no time. No bending or welding is required for installation. BRExhaust Direct-Fit Replacement Exhaust Kit 106-0273 features durable aluminized steel construction and is covered by a limited warranty. BRExhaust 106-0273 is engineered for OEM MN153177 exhaust replacement.

Product Features:
  • Complete mandrel-bent replacement of all parts from behind or near the last catalytic converter, offering long-lasting, high corrosion resistance and durability
  • Bolt-on, multi-piece design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
  • All components, gaskets, clamps, and hardware required, along with installation instructions, are packaged together in a single protective box
  • Leaves all emissions equipment intact, maintaining emissions compliance
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Walker – Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Outlet (OD) (Part No.21670)

Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Outlet (OD)

from

$235.99
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 (Part No.100-7175)

Exhaust Muffler

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, 2in Offset Inlet 2in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942041)

40 Series Muffler, 2in Offset Inlet 2in 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.
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Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942441)

40 Series Muffler, 2.25in Offset Inlet 2.25in 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. – Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.842446)

Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound

from

$136.99
Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we’ve ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
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Most Popular Mufflers for 2012 Mitsubishi Eclipses

Enhance your 2012 Mitsubishi Eclipse with one of the 2 Mufflers we have in stock, starting at just $235.99.

Walker – Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Outlet (OD) (Part No.21670)

Quiet-Flow SS Direct Fit Exhaust Muffler 2.25" Outlet (OD)

from

$235.99
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

BRExhaust – Direct-Fit Exhaust System Kit (Part No.106-0273)

Direct-Fit Exhaust System Kit

from

$238.99
BRExhaust Direct-Fit Replacement Exhaust Kit 106-0273 takes the guesswork out of replacing your 2006-2012 Mitsubishi Eclipse 2.4L exhaust system while providing a reliable and high-quality alternative to the OEM exhaust. You will find all of the gaskets and clamps needed to get the job done in the carefully packaged box. 106-0273’s precision mandrel bent pipes facilitate superior exhaust flow compared to the crush-bent pipes commonly used in competing aftermarket replacement exhaust systems. The multi-piece, bolt-on design ensures the exhaust system is easy to install yourself and fits perfectly to help get you back on the road in no time. No bending or welding is required for installation. BRExhaust Direct-Fit Replacement Exhaust Kit 106-0273 features durable aluminized steel construction and is covered by a limited warranty. BRExhaust 106-0273 is engineered for OEM MN153177 exhaust replacement.

Product Features:
  • Complete mandrel-bent replacement of all parts from behind or near the last catalytic converter, offering long-lasting, high corrosion resistance and durability
  • Bolt-on, multi-piece design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
  • All components, gaskets, clamps, and hardware required, along with installation instructions, are packaged together in a single protective box
  • Leaves all emissions equipment intact, maintaining emissions compliance
See More

FAQs for 2012 Mitsubishi Eclipse Exhaust Mufflers

What are the best-selling Exhaust Mufflers for 2012 Mitsubishi Eclipses?

Out of 2 Exhaust Mufflers that fit 2012 Mitsubishi Eclipses, the following parts are the top sellers:

What’s the price range for 2012 Mitsubishi Eclipse Exhaust Mufflers?

The prices of Exhaust Mufflers for the 2012 Mitsubishi Eclipse range from $235.99 up to $238.99 for the most premium parts.

What is the average price of an Exhaust Muffler for a 2012 Mitsubishi Eclipse?

The average price for Exhaust Mufflers for the 2012 Mitsubishi Eclipse is $237.49. 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?

Yes, we carry Exhaust Mufflers for 21 model years of Mitsubishi Eclipses between 1990 and 2011. The following model years are the most popular for Exhaust Muffler purchases: 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, and 2003.

What are the cheapest Exhaust Mufflers for my 2012 Mitsubishi Eclipse?

The cheapest 2012 Mitsubishi Eclipse Exhaust Mufflers we carry are:

Does Advance Auto Parts sell Exhaust Mufflers for any other 2012 Mitsubishi models?

Yes. We stock Exhaust Mufflers for 1 other popular 2012 Mitsubishi models. Some of the most popular are 2012 Outlander Exhaust Mufflers and 2012 Lancer Exhaust Mufflers.

What types of Exhaust Mufflers do you sell for my 2012 Mitsubishi Eclipse?

We currently have just 1 Exhaust Muffler in stock for a 2012 Mitsubishi Eclipse, and as of 11/2/25, it is a Muffler.

Can I get help with 2012 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.