2003 Infiniti FX45 Exhaust Parts
Find Your Specific 2003 Infiniti FX45 Exhaust Parts
Below you will find various in-demand Infiniti Exhaust Parts, components and accessories for your 2003 FX45. Advance Auto Parts has popular FX45 parts like Exhaust Hangers, Exhaust Mufflers, Exhaust Gaskets and more. You’ll also find aftermarket and OEM Exhaust Parts for other FX45 model years including
2004,
2005,
2006,
2007,
2008 and more. Select a category of 2003 Infiniti FX45 Exhaust Parts below and start saving instantly.
Popular 2003 Infiniti FX45 Exhaust Parts Categories
Essential Exhaust Parts for 2003 Infiniti FX45s
Dorman – Help – Exhaust Manifold Hardware Kit (Part No.32111)
from
$27.99
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:
See More
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
Felpro – Exhaust Pipe Flange Gasket (Part No.60674)
from
$5.79
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
Product Features:
See More
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
BRExhaust – Exhaust Pipe Flange Gasket (Part No.256-1031)
from
$7.99
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:
See More
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
Felpro – Exhaust Pipe Flange Gasket (Part No.60458)
from
$5.49
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:
See More
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
BRExhaust – Exhaust Pipe Flange Gasket (Part No.256-054)
from
$3.29
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:
See More
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
BRExhaust – Direct-Fit Exhaust Muffler Kit (Part No.108-0046)
from
$586.99
BRExhaust Direct-Fit Muffler Kit 108-0046 offers unparalleled quality and durability to keep your vehicle on the road. Crafted from high-grade aluminized steel, these muffler kits are meticulously engineered to seamlessly replace the factory part while meeting or exceeding original specifications. The direct-fit design ensures a hassle-free bolt-on installation process, and to make your installation experience even smoother, all necessary components including gaskets, clamps, and other essential hardware are included. Featuring precision mandrel-bent pipes, this BRExhaust Direct-Fit Muffler Kit provides optimal exhaust flow to guarantee a complete and precise restoration of your vehicles exhaust system to factory-like performance. This Direct-Fit Rear Muffler Kit is designed to fit the 2003-2008 INFINITI FX35 3.5L & 2003-2008 INFINITI FX45 4.5L. BRExhaust Direct-Fit Muffler Kit 108-0046 includes (1) Ring Gasket, (2) Nuts, (2) 2.5in. U-Bolt Clamps, (2) Bolts and interchanges with OE parts 20100-CL000, 20691-0P600. BRExhaust Direct-Fit Muffler Kit 108-0046 features durable aluminized steel and is covered by a limited warranty.
Product Features:
See More
Product Features:
- Bolt-on design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
- Bolt-on design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
- Aluminized steel construction with mandrel bends provides long-lasting, high corrosion resistance and durability
- Leaves all emissions equipment intact, maintaining emissions compliance
- Two year, mileage warranty
Felpro – Exhaust Manifold Gasket Set (Part No.MS 97264)
from
$74.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
Product Features:
See More
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
Victor Reinz – Exhaust Manifold Gasket Set (Part No.11-10639-01)
from
$96.99
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:
See More
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.
BRExhaust – Exhaust Y Pipe (Part No.850-071)
from
$421.99
This replacement Y-pipe is engineered to meet OE specs to ensure precise, factory-like fit, performance, and reliability. The direct-fit design allows for easy installation.
Product Features:
See More
Product Features:
- Manufactured according to strict OE standards
- Sturdy design featuring premium-grade materials
- Precise fitment
- Hassle-free installation and functionality verified by comprehensive testing procedures
- Easy installation
- Direct-fit exhaust system component that saves installation time
BRExhaust – Exhaust Resonator and Pipe Assembly (Part No.283-879)
from
$183.99
BRExhaust direct-fit exhaust resonator and pipe assemblies are designed to install easily and help you retain the OE exhaust sound you are looking for. Increase horsepower and torque with this corrosion resistant direct-fit component. Aluminized steel construction ensures maximum durability.
Product Features:
See More
Product Features:
- Direct-fit configuration
- Easy Installation
- Engineered to provide excellent exhaust performance
- Made from 16-gauge aluminized tubing
- Increases horsepower and torque
- Corrosion resistant
- Built to OEM specifications
Dorman – Double Ended Stud – M10-1.50 x 27mm and M10-1.50 x 12mm (Part No.29224)
from
$6.49
This exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles. Made of quality materials, this hardware is engineered for reliable performance.
Product Features:
See More
Product Features:
- Direct replacement – this exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles
- Ideal solution – this stud and nut are reliable replacements for original parts that are missing or have failed due to wear
- Durable construction – these parts are made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Help – Exhaust Stud Kit – M10-1.25 x 40mm (Part No.03105)
from
$10.49
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.
Product Features:
See More
Product Features:
- Direct replacement – this exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles
- Ideal solution – this stud and nut are reliable replacements for original parts that are missing or have failed due to wear
- Durable construction – these parts are made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Upgrade your 2003 Infiniti FX45 with Top-Quality Exhaust Parts
When it comes to maintaining or upgrading your 2003 Infiniti FX45, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Infiniti or enhancing its overall performance, Exhaust Parts are key to keeping your FX45 functioning at its best. At Advance Auto Parts, we offer a wide selection of 15 Exhaust Parts for the 2003 Infiniti FX45, designed to meet your needs without breaking the bank.
From
Exhaust Hanger
replacements to
Exhaust Mufflers
upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.
Affordable Prices and Wide Selection
Shopping for Exhaust Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Exhaust Parts for your 2003 Infiniti FX45 at great prices.
Our Exhaust Parts inventory for this model
ranges from just $3.29 to $586.99, with
an average price of $97.13.
Our 15 Exhaust Parts in stock come from 4 trusted brands, so you’re sure to find the right part for your 2003 Infiniti FX45 without overspending.
Top Brands and High Customer Satisfaction
Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2003 Infiniti FX45, we stock popular OEM and aftermarket Exhaust Parts from top names
like Felpro, and more.
Felpro Exhaust Parts
start at just $5.49 and boast an impressive 4.6 stars average rating from customers.
With 29 customer reviews and counting, our 2003 Infiniti FX45 Exhaust Parts have a strong track record of reliability, ensuring you can trust your purchase.
Explore Related Parts and More
While you’re here, don’t forget to check out other essential categories that go hand in hand with Exhaust Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants
and more to make sure your 2003 Infiniti FX45 is always ready to roll. We’re committed to providing you with everything you need to keep your FX45 in top shape, all in one place.
Start shopping confidently below for your 2003 Infiniti FX45!
Best-Selling Exhaust Hangers for 2003 Infiniti FX45s
Enhance the driving experience in your Infiniti with 2 quality Exhaust Hanger components, starting at $6.49.
Dorman – Help – Exhaust Stud Kit – M10-1.25 x 40mm (Part No.03105)
from
$10.49
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.
Product Features:
See More
Product Features:
- Direct replacement – this exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles
- Ideal solution – this stud and nut are reliable replacements for original parts that are missing or have failed due to wear
- Durable construction – these parts are made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – Double Ended Stud – M10-1.50 x 27mm and M10-1.50 x 12mm (Part No.29224)
from
$6.49
This exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles. Made of quality materials, this hardware is engineered for reliable performance.
Product Features:
See More
Product Features:
- Direct replacement – this exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles
- Ideal solution – this stud and nut are reliable replacements for original parts that are missing or have failed due to wear
- Durable construction – these parts are made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Most Popular 2003 Infiniti FX45 Exhaust Mufflers
Customize your Infiniti with 1 Exhaust Mufflers products
like Mufflers, all
priced under $586.99.
BRExhaust – Direct-Fit Exhaust Muffler Kit (Part No.108-0046)
from
$586.99
BRExhaust Direct-Fit Muffler Kit 108-0046 offers unparalleled quality and durability to keep your vehicle on the road. Crafted from high-grade aluminized steel, these muffler kits are meticulously engineered to seamlessly replace the factory part while meeting or exceeding original specifications. The direct-fit design ensures a hassle-free bolt-on installation process, and to make your installation experience even smoother, all necessary components including gaskets, clamps, and other essential hardware are included. Featuring precision mandrel-bent pipes, this BRExhaust Direct-Fit Muffler Kit provides optimal exhaust flow to guarantee a complete and precise restoration of your vehicles exhaust system to factory-like performance. This Direct-Fit Rear Muffler Kit is designed to fit the 2003-2008 INFINITI FX35 3.5L & 2003-2008 INFINITI FX45 4.5L. BRExhaust Direct-Fit Muffler Kit 108-0046 includes (1) Ring Gasket, (2) Nuts, (2) 2.5in. U-Bolt Clamps, (2) Bolts and interchanges with OE parts 20100-CL000, 20691-0P600. BRExhaust Direct-Fit Muffler Kit 108-0046 features durable aluminized steel and is covered by a limited warranty.
Product Features:
See More
Product Features:
- Bolt-on design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
- Bolt-on design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
- Aluminized steel construction with mandrel bends provides long-lasting, high corrosion resistance and durability
- Leaves all emissions equipment intact, maintaining emissions compliance
- Two year, mileage warranty
Top Picks for 2003 Infiniti FX45 Exhaust Gaskets
Upgrade Infiniti FX45s with top-quality Exhaust Gaskets parts, including 2 OEM and aftermarket selections for your 2003 model.
Victor Reinz – Exhaust Manifold Gasket Set (Part No.11-10639-01)
from
$96.99
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:
See More
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.
Felpro – Exhaust Manifold Gasket Set (Part No.MS 97264)
from
$74.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
Product Features:
See More
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
In-Demand Exhaust System Kits for 2003 Infiniti FX45s
Select from 1 premium Exhaust System Kits parts for your 2003 Infiniti FX45.
Dorman – Help – Exhaust Manifold Hardware Kit (Part No.32111)
from
$27.99
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:
See More
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
Most Sold 2003 Infiniti FX45 Exhaust Pipes
Explore our best-selling Infiniti parts for the 2003 FX45 among 9 OEM and aftermarket options starting from $3.29.
Felpro – Exhaust Pipe Flange Gasket (Part No.60674)
from
$5.79
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
Product Features:
See More
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
BRExhaust – Exhaust Pipe Flange Gasket (Part No.256-054)
from
$3.29
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:
See More
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
Felpro – Exhaust Pipe Flange Gasket (Part No.60458)
from
$5.49
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:
See More
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
BRExhaust – Exhaust Pipe Flange Gasket (Part No.256-1031)
from
$7.99
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:
See More
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
BRExhaust – Exhaust Pipe Flange Gasket (Part No.256-535)
from
$6.49
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:
See More
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
BRExhaust – Exhaust Y Pipe (Part No.850-071)
from
$421.99
This replacement Y-pipe is engineered to meet OE specs to ensure precise, factory-like fit, performance, and reliability. The direct-fit design allows for easy installation.
Product Features:
See More
Product Features:
- Manufactured according to strict OE standards
- Sturdy design featuring premium-grade materials
- Precise fitment
- Hassle-free installation and functionality verified by comprehensive testing procedures
- Easy installation
- Direct-fit exhaust system component that saves installation time
Felpro – Exhaust Pipe Flange Gasket (Part No.61515)
from
$9.99
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:
See More
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
BRExhaust – Exhaust Resonator and Pipe Assembly (Part No.283-879)
from
$183.99
BRExhaust direct-fit exhaust resonator and pipe assemblies are designed to install easily and help you retain the OE exhaust sound you are looking for. Increase horsepower and torque with this corrosion resistant direct-fit component. Aluminized steel construction ensures maximum durability.
Product Features:
See More
Product Features:
- Direct-fit configuration
- Easy Installation
- Engineered to provide excellent exhaust performance
- Made from 16-gauge aluminized tubing
- Increases horsepower and torque
- Corrosion resistant
- Built to OEM specifications
Victor Reinz – Exhaust Pipe Flange Gasket (Part No.71-15132-00)
from
$7.99
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:
See More
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.
Top-Rated Exhaust Parts Brands For Your 2003 Infiniti FX45
Shop for the best-rated brands offering Exhaust Parts and other products for your 2003 Infiniti FX45s. Below you’ll find some of our best rated Exhaust Parts from Felpro, and more. Exhaust Parts from these brands that fit a 2003 FX45 start at just $5.49 and are rated as high as 4.6 stars. OEM and aftermarket Exhaust Parts don’t get more top quality, durable, and affordable than from the brands below.
Popular Felpro 2003 Infiniti FX45 Exhaust Parts
When it comes to maintaining or upgrading your 2003 Infiniti FX45, using quality Exhaust Parts is essential to ensure durability and a perfect fit. Felpro ticks all of those boxes. We offer a wide selection of Felpro Exhaust Parts, specifically designed for the 2003 Infiniti FX45. With over 2 Felpro brand Exhaust Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $5.49, with an average price of just $5.64. Plus, with over 13 customer reviews and an average rating of 4.6 stars, you can trust that our Felpro Exhaust Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
FAQs for 2003 Infiniti FX45 Exhaust Parts
Which Exhaust Parts are best-sellers for 2003 Infiniti FX45s?
Out of 15 Exhaust Parts that fit 2003 Infiniti FX45s, the following parts are the top sellers:
- Exhaust Pipe Flange Gasket (3204529) – $5.49
- Exhaust Pipe Flange Gasket (3204537) – $5.79
- Exhaust Pipe Flange Gasket (20381459) – $6.49
What’s the price range for 2003 Infiniti FX45 Exhaust Parts?
Exhaust Part prices for the 2003 Infiniti FX45 start at $3.29 and go up to $586.99 for the most premium parts.
What’s the average price of a Exhaust Part for a 2003 Infiniti FX45?
The average price for Exhaust Parts for the 2003 Infiniti FX45 is $97.13. Keep in mind the variety of part types within our Exhaust Part category so you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Exhaust Parts for other Infiniti FX45 model years?
What are the cheapest Exhaust Parts for my 2003 Infiniti FX45?
The cheapest 2003 Infiniti FX45 Exhaust Parts we carry in stock are:
- Exhaust Pipe Flange Gasket (20380992) – $3.29
- Exhaust Pipe Flange Gasket (3204529) – $5.49
- Exhaust Pipe Flange Gasket (3204537) – $5.79
- Double Ended Stud – M10-1.50 x 27mm and M10-1.50 x 12mm (9111107) – $6.49
- Exhaust Pipe Flange Gasket (20381459) – $6.49
What types of Exhaust Parts do you sell for my 2003 Infiniti FX45?
As of 3/1/26, these are some of the most in-demand types of Exhaust Parts for a 2003 Infiniti FX45:
Can I get help with 2003 Infiniti FX45 Exhaust Part orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Infiniti Exhaust Parts and more.
What is your return policy for Infiniti FX45 Exhaust Parts?
Advance Auto Parts keeps returns simple. For new Infiniti FX45 Exhaust Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
