2004 Ford Mustang Exhaust System Kits

Essential 2004 Ford Mustang Exhaust System Kits

MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.19368)

Competition Series Cat-Back Performance Exhaust System

from

$2112.99
The MagnaFlow 2018-2023 Ford Mustang Competition Series Cat-Back Performance Exhaust System 19368 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 5.0L 2018-2023 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Quad Split Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Folded Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 19368 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 19368’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.

Product Features:
  • Crafted from 409 stainless steel with all mandrel-bent tubing
  • Increased horsepower and torque
  • Aggressive exterior sound
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MagnaFlow – Race Series Axle-Back Performance Exhaust System (Part No.16843)

Race Series Axle-Back Performance Exhaust System

from

$630.00
The MagnaFlow 2005-2009 Ford Mustang Race Series Axle-Back Performance Exhaust System 16843 doesn’t leave any performance on the table with a race-ready, light weight, dyno-proven design ready to help your 4.6L, 5.4L 2005-2009 Ford Mustang take on any pretenders, whether on the track or the street. Exhaust kit 16843 is engineered to produce our powerful, resonant signature exhaust note at Very Aggressive exterior and Aggressive interior sound levels with an axle-back layout that replaces your vehicle’s exhaust components from near the rear axle on back. Please check to ensure compliance with local noise regulations. This Ford Mustang exhaust kit features fast-flowing mandrel bent 2.5in. diameter main piping that ends in a Dual Split Rear exit with 3.5in. Polished Welded-On Double Wall Angle Cut Rolled Edge tips. Extensive 3D scanning during development and the use of advanced CNC precision robotic manufacturing techniques ensures that 16843’s direct-fit design fits so perfectly that you can easily install the system yourself. The durable, corrosion resistant stainless steel construction of exhaust system 16843 is backed by MagnaFlow’s limited lifetime warranty.

Product Features:
  • High performance lightweight design
  • Straight pipe-like sound
  • Durable corrosion-resistant stainless steel construction
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Flowmaster Inc. – Axle-back System – Single Rear Exit – American Thunder – Moderate Sound (Part No.17421)

Axle-back System - Single Rear Exit - American Thunder - Moderate Sound

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$419.99
This aggressive sounding system is designed to replace the original rear mounted mufflers located behind the rear axle. With easy fit in mind, the system is mandrel bent for maximum performance and includes specially selected mufflers to support the performance image of the car. As an America Thunder system, it delivers an aggressive exterior tone with moderate interior sound level that is suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, the system includes all necessary parts and hardware for easy installation.
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MBRP Exhaust – Black Series, 3 In Axle Back System: Polished Tip, Aluminized Steel, Designed for Power and Sound (Part No.S7203BLK)

Black Series, 3 In Axle Back System: Polished Tip, Aluminized Steel, Designed for Power and Sound

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$329.99
Our Black Series performance exhaust systems offer a true murdered out style without compromising on quality and performance. With fully sealed seams to resist rust you can count on this system to really hold up. The black coat finish is specifically formulated to withstand the extreme heat and abrasive conditions an exhaust system is exposed to. MBRPs performance exhaust systems are built to perform. Designed to maximize exhaust flow and minimize exhaust temperatures your ride will use less gas, last longer and perform better. Every system we sell has been built to the most exacting standards in the industry. MBRP systems are as much fun to install as to drive with on your muscle car. Bolt on, no weld design makes installation a no hassle one and a half to two hour project.

Product Features:
  • Black Series Axle Back System
  • Designed To Maximize Exhaust Flow And Minimize Exhaust Temperatures Your Ride Will Use Less Gas, Last Longer And Perform Better
  • Dyno Proven
  • Specifically Tuned To Get The Optimal Sound From Your Ride
  • Black Coat Finish Is Specifically Formulated To Withstand The Extreme Heat And Abrasive Conditions An Exhaust System Is Exposed To
  • Easy Installation
  • Limited 3 Year Warranty On Product And Limited 1 Year Warranty On Coating
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MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.17118)

Competition Series Cat-Back Performance Exhaust System

from

$637.99
The MagnaFlow 1986-2004 Ford Mustang Competition Series Cat-Back Performance Exhaust System 17118 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 4.6L, 5.0L, 5.8L 1986-2004 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Turndown In Front Of Rear Tire exit with 2.75in. Polished Clamp-On Single Wall Turndown Cut Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 17118 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 17118’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.

Product Features:
  • Crafted from 409 stainless steel with all mandrel-bent tubing
  • Increased horsepower and torque
  • Aggressive exterior sound
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MagnaFlow – Street Series Crossmember-Back Performance Exhaust System (Part No.15817)

Street Series Crossmember-Back Performance Exhaust System

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$1083.99
The MagnaFlow 1964-1966 Ford Mustang Street Series Crossmember-Back Performance Exhaust System brings enhanced engine sound and dyno-proven performance to your 2.8L, 3.3L, 4.3L, 4.7L 1964-1966 Ford Mustang with a healthy helping of our deep, resonant signature exhaust note at Aggressive exterior and Moderate interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this Ford Mustang exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features a crossmember-back layout designed to replace your Ford Mustang’s exhaust system from the crossmember on back. With its fast-flowing, mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit that you can enhance with tips of your choosing, your muscle car will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15817 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s limited lifetime construction warranty.

Product Features:
  • Dyno-proven performance
  • Durable corrosion-resistant stainless steel construction
  • CNC precision robotic manufacturing techniques
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MagnaFlow – Race Series Axle-Back Performance Exhaust System (Part No.15594)

Race Series Axle-Back Performance Exhaust System

from

$613.99
The MagnaFlow 2011-2012 Ford Mustang Race Series Axle-Back Performance Exhaust System 15594 doesn’t leave any performance on the table with a race-ready, light weight, dyno-proven design ready to help your 5.0L, 5.4L 2011-2012 Ford Mustang take on any pretenders, whether on the track or the street. Exhaust kit 15594 is engineered to produce our powerful, resonant signature exhaust note at Very Aggressive exterior and Aggressive interior sound levels with an axle-back layout that replaces your vehicle’s exhaust components from near the rear axle on back. Please check to ensure compliance with local noise regulations. This Ford Mustang exhaust kit features fast-flowing mandrel bent 3in. diameter main piping that ends in a Dual Split Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Folded Edge tips. Extensive 3D scanning during development and the use of advanced CNC precision robotic manufacturing techniques ensures that 15594’s direct-fit design fits so perfectly that you can easily install the system yourself. The durable, corrosion resistant stainless steel construction of exhaust system 15594 is backed by MagnaFlow’s limited lifetime warranty.

Product Features:
  • High performance lightweight design
  • Straight pipe-like sound
  • Durable corrosion-resistant stainless steel construction
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MagnaFlow – Race Series Axle-Back Performance Exhaust System (Part No.15152)

Race Series Axle-Back Performance Exhaust System

from

$613.99
The MagnaFlow 2013-2014 Ford Mustang Race Series Axle-Back Performance Exhaust System 15152 doesn’t leave any performance on the table with a race-ready, light weight, dyno-proven design ready to help your 5.0L 2013-2014 Ford Mustang take on any pretenders, whether on the track or the street. Exhaust kit 15152 is engineered to produce our powerful, resonant signature exhaust note at Very Aggressive exterior and Aggressive interior sound levels with an axle-back layout that replaces your vehicle’s exhaust components from near the rear axle on back. Please check to ensure compliance with local noise regulations. This Ford Mustang exhaust kit features fast-flowing mandrel bent 3in. diameter main piping that ends in a Dual Split Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Folded Edge tips. Extensive 3D scanning during development and the use of advanced CNC precision robotic manufacturing techniques ensures that 15152’s direct-fit design fits so perfectly that you can easily install the system yourself. The durable, corrosion resistant stainless steel construction of exhaust system 15152 is backed by MagnaFlow’s limited lifetime warranty.

Product Features:
  • High performance lightweight design
  • Straight pipe-like sound
  • Durable corrosion-resistant stainless steel construction
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Borla Performance Exhaust – Axle-Back Exhaust System – S-Type (Part No.11789)

Axle-Back Exhaust System - S-Type

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$1081.99
Borla Performance Industries is the pioneer and leader in the design and manufacture of stainless steel performance exhaust. We began two decades ago as a manufacturer of exhaust systems for such “concours classics” as Rolls-Royce and Ferrari cars and have evolved into the premier manufacturer of today’s performance vehicles for the street, off-road, and racing.Borla is proud to offer a true “Made in the USA” product sold around the world. We are a company of motorheads, and it shows in our products, customer service, and culture. On weekends, the same Borla employees who built your exhaust or helped you with technical support can be found competing at tracks, drag strips, off-road events and car shows. Constructed using T-304 stainless steel for long life and sharp appearance, and features all welded construction for maximum durability. Unlike any other exhaust brand, Borla’systems are designed from scratch on a vehicle-by-vehicle basis. Every car or truck has unique mechanical and acoustical properties, all taken into account as we spend countless hours optimizing muffler body shapes, internal core configurations, flow dynamics,soundand more.

Product Features:
  • Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive powerful sound
  • Each system is built from premium, high-quality austenitic T-304 stainless steel
  • Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit
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JBA Performance – 50-2651 2.5" Exhaust System 65-70 Mustang Coupe/Fastback Eleanor Side Exhaust Kit 2.5" (Part No.50-2651)

50-2651 2.5" Exhaust System 65-70 Mustang Coupe/Fastback Eleanor Side Exhaust Kit 2.5"

from

$1214.99
When it comes to performance exhaust systems, most people are looking for three things: Power, sound,and quality. JBA Exhaust Systems deliver the best of all three, giving it both great looks and performance.One of the first performance upgrades typical

Product Features:
  • JBA Performance Exhaust 50-2651 2.5″ Exhaust System 65-70 Mustang Coupe/Fastback Eleanor Side Exhaust Kit 2.5″
  • Large diameter stainless steel mandrel-bent tube
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MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.19099)

Competition Series Cat-Back Performance Exhaust System

from

$1514.99
The MagnaFlow 2015-2017 Ford Mustang Competition Series Cat-Back Performance Exhaust System 19099 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 3.7L 2015-2017 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 4.5in. Polished Welded-On Double Wall Angle Cut Folded Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 19099 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 19099’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.

Product Features:
  • Crafted from 409 stainless steel with all mandrel-bent tubing
  • Increased horsepower and torque
  • Aggressive exterior sound
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JBA Performance – 50-2652 2.5" Stainless Exhaust System 65-70 Mustang Side Exit (Part No.50-2652)

50-2652 2.5" Stainless Exhaust System 65-70 Mustang Side Exit

from

$382.99
When it comes to performance exhaust systems, most people are looking for three things: Power, sound,and quality. JBA Exhaust Systems deliver the best of all three, giving it both great looks and performance.One of the first performance upgrades typical

Product Features:
  • JBA Performance Exhaust 50-2652 2.5″ Stainless Exhaust System 65-70 Mustang Side Exit
  • Large diameter stainless steel mandrel-bent tube
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MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.19369)

Competition Series Cat-Back Performance Exhaust System

from

$2357.99
The MagnaFlow 2018-2023 Ford Mustang Competition Series Cat-Back Performance Exhaust System brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This Ford Mustang cat-back exhaust kit is designed to enhance your 5.0L 2018-2023 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 3in. diameter piping that passes 2 Straight-Through mufflers ending in a Quad Split Rear exit with 4in. Black Coated Welded-On Double Wall Angle Cut Folded Edge tips featuring a sporty black powder-coated finish. The direct-fit design allows for an easy, do-it-yourself installation process. Exhaust system 19369 is engineered to make your Ford Mustang’s engine produce Moderate interior and Aggressive exterior sound levels, befitting its competition-oriented design. 19369 is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty. Please check to ensure compliance with local noise regulations.

Product Features:
  • Crafted from 409 stainless steel with all mandrel-bent tubing
  • Increased horsepower and torque
  • Aggressive exterior sound
See More

MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.19101)

Competition Series Cat-Back Performance Exhaust System

from

$1579.99
The MagnaFlow 2015-2017 Ford Mustang Competition Series Cat-Back Performance Exhaust System 19101 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we’re so well known for. This exhaust kit is designed to enhance your 5.0L 2015-2017 Ford Mustang with dyno-proven performance made possible thanks to fast-flowing mandrel bent 3in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit with 4.5in. Polished Welded-On Double Wall Angle Cut Folded Edge tips featuring a sporty finish. The exhaust system’s cat-back layout replaces your ride’s exhaust system from near the catalytic converter on back. Exhaust system 19101 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 19101’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow’s limited lifetime warranty. Please check to ensure compliance with local noise regulations.

Product Features:
  • Crafted from 409 stainless steel with all mandrel-bent tubing
  • Increased horsepower and torque
  • Aggressive exterior sound
See More

Dorman – Help – Exhaust Manifold Hardware Kit (Part No.03411B)

Exhaust Manifold Hardware Kit

from

$12.49
This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:
  • Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
  • Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Help – Exhaust Manifold Hardware Kit (Part No.03407B)

Exhaust Manifold Hardware Kit

from

$24.99
This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:
  • Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
  • Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Help – Exhaust Manifold Hardware Kit (Part No.03414B)

Exhaust Manifold Hardware Kit

from

$25.99
This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:
  • Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
  • Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Felpro – EXHAUST FLANGE BOLT & SPRING KIT (Part No.ES 72142)

EXHAUST FLANGE BOLT & SPRING KIT

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$17.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Felpro – EXHAUST MANIFOLD BOLT SET (Part No.ES 75118)

EXHAUST MANIFOLD BOLT SET

from

$25.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Designed and manufactured to meet the needs of the exhaust system repair environment.
  • Verified, tested and certified proprietary Organic coating resists corrosion.
  • Tightly controlled coefficient of friction ensures reliable installation.
  • Application specific kit contents
  • Self-locking nuts (where applicable).
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Dorman – Help – Exhaust Manifold Mount Hardware – M8-1.25mm (Part No.03430)

Exhaust Manifold Mount Hardware - M8-1.25mm

from

$25.99
Our Exhaust Manifold Hardware Kit comes with the necessary installation components to assist you in replacing your manifold. Save time and energy by having the right hardware on hand when you need it.

Product Features:
  • Direct replacement for a proper fit every time
  • Durable steel construction
  • Repair kit helps to secure exhaust manifold to the vehicle engine head
  • Manufactured to strict engineering quality standards
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Dorman – Help – Install Kit for mounting exhaust manifold to engine includes 6 studs and 6 nuts (Part No.03419B)

Install Kit for mounting exhaust manifold to engine includes 6 studs and 6 nuts

from

$27.49
This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:
  • Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
  • Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

2004 Ford Mustang Exhaust System Kits

Maybe you’re in the middle of a full rebuild of that 2004 Ford Mustang. Maybe you just need a couple of Exhaust System Kits. Either way, Advance Auto Parts has 9 different Exhaust System Kits in our inventory ranging from $12.49 to $1,199.99. That means you can find the exact parts or products you need to keep that 2004 Ford Mustang running smoothly.

Exhaust System Kits are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 2004 Ford Mustang. Dorman, Felpro, and Magnaflow are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Exhaust System Kits for your 2004 Ford Mustang, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 64 reviews in this category, some of the top rated parts include Competition Series Cat-Back Performance Exhaust System with 5.0 stars.

So if you’re in the market for aftermarket Exhaust System Kits to keep your 2004 Ford Mustang rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Exhaust System Kits Brands To Make Your 2004 Ford Mustang Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2004 Ford Mustang demands trusted brand parts and products to keep it running. Many trusted brands of Exhaust System Kits make up Advance Auto Parts’ inventory, and all are ready to help make your Mustang the best it can be. Be sure to browse some of our top Exhaust System Kits brands and parts.

FAQs for 2004 Ford Mustang Exhaust System Kits

What are the most purchased Exhaust System Kits for the 2004 Ford Mustang?

Out of 9 Exhaust System Kits for the 2004 Ford Mustang, the most popular in our inventory are:
EXHAUST MANIFOLD BOLT SET
from $25.99
This product is not rated
EXHAUST MANIFOLD BOLT SET
Exhaust Manifold Hardware Kits
Competition Series Cat-Back Performance Exhaust System
from $1003.99
This product is not rated
Competition Series Cat-Back Performance Exhaust System
Exhaust System Kits
Street Series Cat-Back Performance Exhaust System
from $863.99
(2)
Street Series Cat-Back Performance Exhaust System
Exhaust System Kits

What are the top-rated 2004 Ford Mustang Exhaust System Kits?

Top-rated Exhaust System Kits for your 2004 Ford Mustang based on customer reviews/ratings are:
Competition Series Cat-Back Performance Exhaust System
from $863.99
(1)
Competition Series Cat-Back Performance Exhaust System
“I put this on my Mustang GT and I get a lot of compliments. Worth the money. Took a couple of hours to put in, but when you start the car it was well ”