2004 Audi A4 Exhaust Parts

Essential 2004 Audi A4 Exhaust Parts

Elring – Turbo Outlet Gasket (Part No.B4025179644ELR)

Turbo Outlet Gasket

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$11.79
Turbo Outlet Gasket

Walker – 3 Bolt Exhaust Pipe Flange Gasket: Fiber with Metal, Heat Resistant, Premium Materials (Part No.31390)

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

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$8.49
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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MagnaFlow – HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.24176)

HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter

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$863.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 24176. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2002-2004 Audi A4 Quattro and 2002-2004 Audi A4, this direct-fit catalytic converter also interchanges with OE parts 8E0 254 554 CX and 8E0 254 554 DX, among others. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. 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 Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – California Grade CARB Compliant Universal Catalytic Converter (Part No.408004)

California Grade CARB Compliant Universal Catalytic Converter

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$298.99
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 408004 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 California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed 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 CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.52352)

OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter

from

$1212.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 52352. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2011-2017 Audi Q5, 2009-2016 Audi A4, and more, this direct-fit catalytic converter also interchanges with OE part 8K0 254 252 KX. Hardware is included to eliminate the hassle of working with corroded factory parts. 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 crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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HJS – Exhaust Clamp (Part No.H8020424094HJS)

Exhaust Clamp

from

$22.89
Exhaust Clamp

Rein – 50X95 Dual Clamp (Part No.EXC0022)

50X95 Dual Clamp

from

$18.99
Rein exhaust clamps are direct-fit OE replacements designed and manufactured to exact standards. Clamps come complete with bolts and hardware to ensure proper fit and function.

Product Features:
  • Rein exhaust clamps are designed as direct-fit replacements to ensure trouble-free proper installation.
  • Rein exhaust clamps come complete with bolts and hardware when necessary for installation to save installation time and additional costs.
  • Replace leaking, damaged or noisy exhaust clamps with Rein premium components to restore your vehicle to safe and optimal performance levels.
  • Replace worn-out exhaust clamps to prevent damage to costly catalytic converters and other exhaust components.
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2 (Part No.35335)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2

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$1.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Victor Reinz – Exhaust Manifold Gasket Set (Part No.71-31958-00)

Exhaust Manifold Gasket Set

from

$11.49
As you would expect, extremely high temperatures are the sealing challenge for exhaust manifold gaskets. Victor Reinz has a long heritage of supplying manifold gaskets to original equipment vehicle manufacturers. Therefore, Victor Reinz exhaust manifold gaskets meet OE specifications on a wide range of vehicles, covering the most recent high-tech engine designs and going back decades to the muscle car era.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Victor Reinz – Exhaust Manifold Gasket Set (Part No.71-37511-00)

Exhaust Manifold Gasket Set

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$10.99
As you would expect, extremely high temperatures are the sealing challenge for exhaust manifold gaskets. Victor Reinz has a long heritage of supplying manifold gaskets to original equipment vehicle manufacturers. Therefore, Victor Reinz exhaust manifold gaskets meet OE specifications on a wide range of vehicles, covering the most recent high-tech engine designs and going back decades to the muscle car era.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Embossed steel construction
  • Embossed to increase loading in critical areas
  • Dana engineering-approved for fit, form and function
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MAHLE Original – Exhaust Manifold Set (Part No.MS19843)

Exhaust Manifold Set

from

$18.99
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 96784)

Exhaust Manifold Gasket Set

from

$12.99
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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BRExhaust – Exhaust Nut (Part No.258-038)

Exhaust Nut

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$4.99
The exact fit, easy installation and enduring functionality of BRExhaust’s OE replacement exhaust nuts instantly equip your ride with optimally restored emissions control. Each OE replacement nut is manufactured using quality materials to ensure maximum durability and is designed to enable hassle-free exhaust repair.
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Febi – EXHAUST NUT (Part No.H1001570904FEB)

EXHAUST NUT

from

$2.17
EXHAUST NUT

Rein – Exhaust Hanger (Part No.EXH0028)

Exhaust Hanger

from

$19.99
Rein exhaust hangers are direct-fit OE replacements designed and manufactured to exact standards. Hangers come complete to ensure proper fit and function.

Product Features:
  • Produced with high quality materials to ensure maximum life and a smooth ride.
  • Manufactured to strict engineering standards/specifications in materials and tolerances.
  • Replace damaged or noisy exhaust hangers with Rein premium components to restore your vehicle to safe and optimal performance levels.
  • Replace worn-out exhaust hangers to prevent damage to costly catalytic converters and other exhaust components.
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Vaico – Exhaust Hanger (Part No.H8050125280VCO)

Exhaust Hanger

from

$21.76
Choosing from the comprehensive VIEROL product range means opting for outstanding quality. This is confirmed by the Q+ quality seal for parts in OEM quality MADE IN GERMANY. VIEROL AG is a leading automotive parts distributor located in Oldenburg, Germany. With the trademarks VAICO and VEMO are the service market leaders in more than 125 countries worldwide. As an internationally present automotive supplier, VIEROL AG specializes in electronic and electrical components for German and European vehicles. VIEROL AG quality brands VEMO and VAICO combine innovation and experience, technical expertise and practiced corporate values, commitment to precision and a passion for technology: the invisible, but unquestionable, optimal prerequisites for guaranteed product quality and globally recognized service. Choosing from the comprehensive VIEROL product range means opting for outstanding quality. Rubber Hanger and Bracket
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Felpro – Exhaust Pipe Flange Gasket (Part No.61171)

Exhaust Pipe Flange Gasket

from

$9.79
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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Victor Reinz – Exhaust Pipe Flange Gasket (Part No.71-40868-00)

Exhaust Pipe Flange Gasket

from

$9.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Felpro – EXHAUST FLANGE GASKET (Part No.61782)

EXHAUST FLANGE GASKET

from

$10.29
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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BRExhaust – Exhaust Flange Gasket (Part No.256-339)

Exhaust Flange Gasket

from

$14.99
BRExhaust replacement exhaust brackets make repairs easy. Each gasket has been engineered to according to OE standards to ensure a gas-tight connection and precise fitment. Utilizing the OE specifications also makes installation easy.

Product Features:
  • Designed to facilitate hassle-free exhaust repair
  • Precise fitment
  • Manufactured from quality materials to ensure maximum durability
  • Designed for a leak free connection
  • OE structure and design
  • Built to OEM specifications
  • Secure gas-tight connection
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MAHLE Original – Exhaust Pipe Flange Gasket (Part No.F32314)

Exhaust Pipe Flange Gasket

from

$10.49
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
  • Exhaust pipe gaskets from MAHLE Original are manufactured with the best materials to withstand high temperature 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 Pipe Flange Gasket (Part No.61198)

Exhaust Pipe Flange Gasket

from

$7.49
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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HJS – Cat. Converter Gaske (Part No.H400184854HJS)

Cat. Converter Gaske

from

$5.14
Cat. Converter Gaske

Vaico – Turbo Outlet Gasket (Part No.B402584858VCO)

Turbo Outlet Gasket

from

$5.15
Turbo Outlet Gasket

2004 Audi A4 Exhaust Parts

You count on your 2004 Audi A4 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 30 Exhaust Parts ranging in price from $2.17 to $1,121.99, you’re sure to find everything you need for your 2004 Audi A4.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 10 different brands like Walker, Felpro, and Magnaflow. 2004 Audi A4 Exhaust Parts start as low as $2.17!

One of the best ways to find top quality OEM or aftermarket Exhaust Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 20 extensive product reviews on 2004 Audi A4 Exhaust Parts.

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 2004 Audi A4 below to get started!

Top-Rated Exhaust Parts Brands For Your 2004 Audi A4

Trusted Exhaust Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2004 Audi A4 running right for years to come. In our inventory you’ll find brands like Walker, Felpro, Magnaflow, and even more.

Popular MagnaFlow Exhaust Parts

You’ll find popular MagnaFlow brand products across Catalytic Converters. All are waiting to get your 2004 Audi A4 back on the road. Some of the top-rated MagnaFlow products in these categories are:

FAQs for 2004 Audi A4 Exhaust Parts

What are the most purchased Exhaust Parts for the 2004 Audi A4?

Out of 30 Exhaust Parts for the 2004 Audi A4, the most popular in our inventory are:
Exhaust Manifold Gasket Set
from $9.79
This product is not rated
Exhaust Manifold Gasket Set
Exhaust Manifold Gaskets
OEM Grade Federal / EPA Compliant Universal Catalytic Converter
from $202.99
This product is not rated
OEM Grade Federal / EPA Compliant Universal Catalytic Converter
Catalytic Converters
3 Bolt Exhaust Pipe Flange Gasket: Fiber, Heat Resistant, Premium Materials
from $8.99
This product is not rated
3 Bolt Exhaust Pipe Flange Gasket: Fiber, Heat Resistant, Premium Materials
Exhaust Pipe and Flange Gaskets