2004 Subaru Impreza Performance Exhaust Mufflers

Enhance and Protect Your 2004 Subaru Impreza with Quality Performance Exhaust Mufflers

Maintaining the performance of your 2004 Subaru Impreza starts with choosing the right parts, and a high-quality Performance Exhaust Muffler helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Performance Exhaust Mufflers specifically for the 2004 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 Performance Exhaust Mufflers for Every Budget

Finding a Performance Exhaust Muffler that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $113.99 and an average price of $134.13, you can choose one that fits your budget while delivering the quality you expect. Our Performance Exhaust Mufflers are competitively priced, ranging from $113.99 to $227.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 5 Performance Exhaust Mufflers from 1 trusted brands in stock, Advance Auto Parts has you covered. Our Performance Exhaust Mufflers for the 2004 Subaru Impreza have earned reviews from over 25 customers, with an average 5 stars rating across the board. Popular options include 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, and Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound, starting at $113.99. Our selection includes highly regarded brands such as Flowmaster Inc., and more, offering you top-notch reliability. For example, we have 5 Flowmaster Inc. Performance Exhaust Mufflers starting at $113.99 with an average rating of 4 stars.

Performance Exhaust Mufflers for Your 2004 Subaru Impreza

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

$133.99
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.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.8042441)

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

from

$123.99
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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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 2004 Subaru Impreza Performance Exhaust Mufflers

Which Performance Exhaust Mufflers are the top sellers for the 2004 Subaru Impreza?

Out of 5 Performance Exhaust Mufflers that fit 2004 Subaru Imprezas, the following parts are the top sellers:
40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound
from $123.99
This product is not rated
40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound
Performance Exhaust Mufflers

How can I make sure that a part will be compatible with my 2004 Subaru Impreza?

Our Subaru Impreza aftermarket and OEM parts are designed specifically for the 2004 model. You can always find your specific fitment and compatibility for your 2004 Subaru on an individual product page.

What is the price range for 2004 Subaru Impreza Performance Exhaust Mufflers?

The range of prices of Performance Exhaust Mufflers for the 2004 Subaru Impreza goes from $113.99 up to $227.99 for the most premium parts.

What is the average price of a 2004 Subaru Impreza Performance Exhaust Muffler?

2004 Subaru Impreza Performance Exhaust Mufflers average $134.13 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as 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 Performance Exhaust Mufflers for other Subaru Impreza model years?

Yes, we currently stock Performance Exhaust Mufflers for 9 model years of Subaru Imprezas, from 2001 to 2010. Model years 2010, 2009, 2008, 2007, 2006, 2005, 2003, 2002, and 2001 are the most popular for Performance Exhaust Muffler purchases.

Can I get help with 2004 Subaru Impreza Performance Exhaust Muffler orders?

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

What is your return policy for Subaru Impreza Performance Exhaust Mufflers?

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