2021 Ford Mustang Exhaust Parts

Essential 2021 Ford Mustang Exhaust Parts

Dorman – Exhaust Flange Stud (Part No.H10141184759DOR)

Exhaust Flange Stud

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$14.44
Exhaust Flange Stud

Dorman – Exhaust Manifold Hardware Kit (Part No.675-228)

Exhaust Manifold Hardware Kit

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$35.49
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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Walker – Exhaust 35574 Catalytic Converter Air Tube (Part No.35574)

Exhaust 35574 Catalytic Converter Air Tube

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$87.99
Walker®, with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today’s emissions control needs, while developing solutions for tomorrow’s challenges. Walker® is a ‘one-stop’ convenience, offerin

Product Features:
  • Offered in a variety of styles and sizes for your installation needs
  • Constructed from durable and robust material for long life
  • Universal fit for installation flexibility
  • Designed to work seamlessly with OE and Walker aftermarket replacement parts
  • New Walker® accessories help to ensure effective exhaust repairs
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Mr. Gasket – Exhsthdrbolt (Part No.2231G)

Exhsthdrbolt

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$56.99
Headlock&trade: Bolts eliminate the need for lock washers, Period. That’s because each Headlock&trade: Bolt features 24 equally-spaced, stainless steel teeth serrations that bite into and hold onto the attaching surface-eliminating the need for lock-washers.

Product Features:
  • 16 per Package
  • Includes a ball-head/hex-key socket-installation tool that makes it easy to get them started
  • 410 stainless steel
  • Minimum 180,000 PSI tensile strength
  • 24 equally spaced clockwise teeth
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Taylor Gaskets – Vibe-Lock Bolt (Part No.310001)

Vibe-Lock Bolt

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$102.99
Vibe-Lock Bolt

Walker – Catalytic Converter- EPA Standard, Direct Replacement, No Fabrication Needed (Part No.15037)

Catalytic Converter- EPA Standard, Direct Replacement, No Fabrication Needed

from

$102.99
Designed to provide the required reduction in tailpipe emissions and meet EPA emissions requirements with assured compliance, Walker® Universal Catalytic Converters are available for pre-OBDII (1995 and older) vehicles.

Product Features:
  • EPA COMPLIANT — For use on pre-OBDII vehicles, 1995 and older. Not legal for sale or use in CA, CO and NY. Legal in ME on all pre-OBD vehicles only. Consult your state’s aftermarket converter regulations for details.
  • NO BREAK IN REQUIRED — Ready to operate with application-specific converter shell design and mat compression, no converter break in required after installation
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • OE-STYLE DESIGN — Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE — Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details.
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Walker – Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed (Part No.93271)

Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed

from

$239.99
Designed to comply with EPA emissions requirements while delivering premium performance and durability with assured compliance, Walker® Ultra® Universal Catalytic Converters are available for import and domestic OBDII (1996 and newer) vehicles.

Product Features:
  • EPA COMPLIANT — For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES — OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • OE-STYLE DESIGN — Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE — Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details.
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MagnaFlow – Standard Grade Federal / EPA Compliant Universal Catalytic Converter (Part No.94014)

Standard Grade Federal / EPA Compliant Universal Catalytic Converter

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$126.99
MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94014 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.

Product Features:
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
  • Compact, lightweight construction enables installation in confined areas, welding is required.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – OEM Grade Federal / EPA Compliant Universal Catalytic Converter (Part No.51355)

OEM Grade Federal / EPA Compliant Universal Catalytic Converter

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$202.99
MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51355 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Features:
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
  • Compact, lightweight construction enables installation in confined areas, welding is required.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – Competition Series Axle-Back Performance Exhaust System (Part No.15077)

Competition Series Axle-Back Performance Exhaust System

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$892.99
The MagnaFlow 2011-2012 Ford Mustang Competition Series Axle-Back Performance Exhaust System 15077 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 2011-2012 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 axle-back layout replaces your ride’s exhaust system from near the rear axle on back. Exhaust system 15077 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 15077’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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Borla Performance Exhaust – T-304 Ss, 2.5"Pipe Dia, Dual Exhaust With Dual Exit, 4"Dia X 12" L Round (Part No.140067)

T-304 Ss, 2.5"Pipe Dia, Dual Exhaust With Dual Exit, 4"Dia X 12" L Round

from

$1071.99
BORLA(R) experience and advance engineering have produced a S- Type exhaust with outstanding flow numbers that generate great power enhancements. These attributes, coupled with an aggressive sound of power and awesome big tip, proclaim this Stang is all business.

Product Features:
  • BORLA(R) Cat-Back(TM) Exhausts Feature, Straight Through And Multi-Core Technology To Unleash Hidden Horsepower
  • Each System Is Built From Aircraft Grade High Quality T-304 Stainless Steel
  • Ultra Smooth Mandrel Bends Ensure Maximum Flow And Power
  • Precision Computer Controlled CNC Manufacturing Ensures An Accurate Fit
  • Free-Flow Exhaust Utilizes Patented Award And Race Winning Technology To Deliver Quality, Sound, Performance Gains And Enhanced Fuel Economy
  • Easy Bolt-On Installation
  • Aggressive S-Type Sound Under Acceleration, No Drone At Highway Speeds
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MagnaFlow – Competition Series Cat-Back Performance Exhaust System (Part No.16394)

Competition Series Cat-Back Performance Exhaust System

from

$1003.99
The MagnaFlow 1999-2004 Ford Mustang Competition Series Cat-Back Performance Exhaust System 16394 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 1999-2004 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 3in. Polished Clamp-On Single Wall Angle Cut 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 16394 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 16394’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 – Competition Series Axle-Back Performance Exhaust System (Part No.19418)

Competition Series Axle-Back Performance Exhaust System

from

$1668.99
The MagnaFlow 2018-2023 Ford Mustang Competition Series Axle-Back Performance Exhaust System 19418 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 axle-back layout replaces your ride’s exhaust system from near the rear axle on back. Exhaust system 19418 is engineered to make your vehicle’s engine produce Aggressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 19418’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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MAHLE Original – EXH MANIFOLD GKT SET (Part No.MS19261)

EXH MANIFOLD GKT SET

from

$29.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Felpro – Exhaust Manifold Gasket Set (Part No.MS 9812)

Exhaust Manifold Gasket 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:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Contains all gaskets and seals to remove and replace exhaust manifold
  • Contains all gaskets and seals to remove and replace exhaust manifold
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Hooker Headers – Super Competition Header Gasket (Part No.10877HKR)

Super Competition Header Gasket

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$23.49
Hooker’s precision-matched Super Competition header gaskets provide a sure fit and unmatched exhaust sealing. This OEM quality gasket is constructed of a thick ,.060 inch, high temperature, non-asbestos fiber laminate with a perforated steel core, which provides a superior grip and adhesion. This construction also contributes to exact fit compliance between the cylinder head and header flange, offering excellent sealing properties during extreme temperature and operating conditions.

Product Features:
  • Tear Resistant
  • Precisely Cut To Match Header
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Remflex – Flexible Graphite, Set Of 2, 1-9/16 Inch X 2-5/16 Inch Square Port Size (Part No.3008)

Flexible Graphite, Set Of 2, 1-9/16 Inch X 2-5/16 Inch Square Port Size

from

$44.99
Remflex unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees – day after day, week after week, year after year. Now, they are bringing this technology to enthusiasts of all kinds to eliminate exhaust leaks for good Whether you have an old pick-up that needs a manifold gasket, or a race car with custom-built headers, you can be assured that Remflex exhaust gaskets will work properly the first time, every time.

Product Features:
  • 100 Percent Flexible Graphite Construction
  • Designed To Withstand Clamping Force And Incredible Heat
  • Eliminate Exhaust Leaks
  • No Re-Torquing Necessary, Remflex Exhaust Gaskets Rebound 30 Percent, Creating An Optimum Seal That Eliminates The Need To Re-Torque
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Taylor Gaskets – Seal-4-Good Header Flange Gasket (Part No.66069)

Seal-4-Good Header Flange Gasket

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$48.99
Seal-4-Good Header Flange Gasket

Felpro – Exhaust Pipe Flange Gasket (Part No.8194)

Exhaust Pipe Flange Gasket

from

$2.99
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:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.60583)

Exhaust Pipe Flange Gasket

from

$15.29
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
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.60924)

Exhaust Pipe Flange Gasket

from

$4.49
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
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Walker – Donut Exhaust Pipe Flange Gasket: Fiber with Metal, Heat Resistant, Premium Materials (Part No.31403)

Donut Exhaust Pipe Flange Gasket: Fiber with Metal, Heat Resistant, Premium Materials

from

$3.49
Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
  • HEAT RESISTANT — Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS — Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER — Use premium Walker-½ accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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Felpro – Exhaust Pipe Flange Gasket (Part No.60985)

Exhaust Pipe Flange Gasket

from

$5.29
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
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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MagnaFlow – Active Dual Mode Performance Exhaust Control Valve Kit (Part No.10805)

Active Dual Mode Performance Exhaust Control Valve Kit

from

$928.99
The MagnaFlow 2018-2022 Ford Mustang Active Dual Mode Performance Exhaust Control Valve Kit 10805 integrates seamlessly certain MagnaFlow performance exhaust systems available for your 2018-2022 Ford Mustang 5.0L. Corrosion resistant cast stainless steel construction and CNC precision robotic manufacturing techniques ensure a 360? airtight seal and reliable valve performance, all backed by MagnaFlow’s limited lifetime warranty. 10805 is secured in place with a racing-bred v-band clamp.

Product Features:
  • Reliable valve performance
  • Secured in place with a racing-bred v-band clamp
  • Leakless seal to ensure optimal exhaust flow
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2021 Ford Mustang Exhaust Parts

You count on your 2021 Ford Mustang to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 20 Exhaust Parts ranging in price from $14.44 to $3,222.99, you’re sure to find everything you need for your 2021 Ford Mustang.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 5 different brands like Dorman, Felpro, and aFe POWER. 2021 Ford Mustang Exhaust Parts start as low as $14.44!

Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 2021 Ford Mustang below to get started!

FAQs for 2021 Ford Mustang Exhaust Parts

What are the most purchased Exhaust Parts for the 2021 Ford Mustang?

Out of 20 Exhaust Parts for the 2021 Ford Mustang, the most popular in our inventory are:
Exhaust Flange Stud
from $14.44
This product is not rated
Exhaust Flange Stud
Exhaust Flange Nuts
Exhaust Manifold Gasket Set
from $25.49
This product is not rated
Exhaust Manifold Gasket Set
Exhaust Manifold Gaskets
Exhaust Flange
from $35.49
This product is not rated
Exhaust Flange
Exhaust Pipe and Flange Gaskets