2003 Subaru Impreza Mufflers

Enhance and Protect Your 2003 Subaru Impreza with Quality Mufflers

Maintaining the performance of your 2003 Subaru Impreza starts with choosing the right parts, and a high-quality Mufflers helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Mufflers specifically for the 2003 Subaru Impreza, 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 Mufflers that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $99.99 and an average price of $137.37, you can choose one that fits your budget while delivering the quality you expect. Our Mufflers are competitively priced, ranging from $99.99 to $227.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 5 Mufflers from 2 trusted brands in stock, Advance Auto Parts has you covered. Our Mufflers for the 2003 Subaru Impreza have earned reviews from over 39 customers, with an average 4 stars rating across the board. Popular options include 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sounds, Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2" Inlet (OD) 2" Outlet (OD)s, and Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sounds, starting at $99.99. Our selection includes highly regarded brands such as Flowmaster Inc. and Walker, and more, offering you top-notch reliability. For example, we have 4 Flowmaster Inc. Mufflers starting at $99.99 with an average rating of 4 stars, 1 Walker options from $201.99 with a 4 stars rating.

Explore Related Parts for a Complete Solution

To further enhance your 2003 Subaru Impreza, don’t miss our related parts categories, including Exhaust Muffler Gaskets. These additions will round out your repair or upgrade project and ensure your vehicle is ready for any adventure.

Mufflers for Your 2003 Subaru Impreza

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

$126.99
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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Flowmaster Inc. – Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942446)

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

from

$113.99
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.42441)

40 Series Muffler, 2.25in Offset Inlet 2.25in 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.
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Walker – Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2" Inlet (OD) 2" Outlet (OD) (Part No.54563)

Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2" Inlet (OD) 2" Outlet (OD)

from

$201.99
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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Flowmaster Inc. – DBX Muffler, 2.5in Center Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Moderate Sound (Part No.12514310)

DBX Muffler, 2.5in Center Inlet 2.5in Center Outlet, 14in long, Non-Reversible, Moderate Sound

from

$227.99
dBX series mufflers – this Laminar Flow internal configuration muffler features the revolutionary HP core design delivering excellent sound control for a wide variety of engine types where vehicle under-chassis space is limited. Utilizing cool shell technology to minimize radiant heat from the muffler body, they are perfect for sport compact imports as well as muscle cars and other performance applications. Constructed with 409S stainless steel internal components and wrapped with a proprietary insulation material and finally a polishable 304 stainless steel casing, these mufflers are as attractive as they are functional delivering a moderate to aggressive tone.
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FAQs for 2003 Subaru Impreza Mufflers

Which Mufflers are the top sellers for the 2003 Subaru Impreza?

How can I make sure that a part will be compatible with my 2003 Subaru Impreza?

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

What is the price range for 2003 Subaru Impreza Mufflers?

The range of prices of Mufflers for the 2003 Subaru Impreza goes from $99.99 up to $227.99 for the most premium parts.

What is the average price of 2003 Subaru Impreza Mufflers?

2003 Subaru Impreza Mufflers average $137.37 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as Flowmaster Inc. Walker, 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 Subaru Impreza model years?

Yes, we currently stock Mufflers for 21 model years of Subaru Imprezas, from 1995 to 2016. Model years 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, and 2008 are the most popular for Mufflers purchases.

Can I get help with 2003 Subaru Impreza Mufflers orders?

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

What is your return policy for Subaru Impreza Mufflers?

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