2000 Lexus GS300 Exhaust Parts
Find Your Specific 2000 Lexus GS300 Exhaust Parts
Below you will find various in-demand Lexus Exhaust Parts, components and accessories for your 2000 GS300. Advance Auto Parts has popular GS300 parts like Exhaust Pipes, Exhaust Mufflers, Exhaust Manifold and Headers and more. You’ll also find aftermarket and OEM Exhaust Parts for other GS300 model years including
1998,
1999,
2001,
2002,
2003,
2004,
2005,
2006,
2019 and more. Select a category of 2000 Lexus GS300 Exhaust Parts below and start saving instantly.
Popular 2000 Lexus GS300 Exhaust Parts Categories
Essential Exhaust Parts for 2000 Lexus GS300s
Flowtech – Terminator; Exhaust Tips (Part No.59905FLT)
from
$93.99Product Features:
- Show Quality Chrome Platinum
- Durable Black Finish
- Can Be Welded Or Clamped
- Complete The System
- Glass-Packed Resonators
Walker – Exhaust Pipe Spout 2.75" Inlet (OD) (Part No.36400)
from
$71.99
Made from quality material for durability, Walker exhaust spout pipes are available in a variety of styles and sizes for direct-fit or universal application.
Product Features:
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Product Features:
- RESISTS CORROSION – Durable aluminized steel for corrosion resistance and performance
- SECURE FIT – Burr-free construction for proper fitment
- BETTER TOGETHER – Use quality Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
- EASY TO INSTALL – Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
BRExhaust – Exhaust Muffler Assembly (Part No.145-921)
from
$285.99
This BRExhaust muffler assembly is constructed by one of the leading aftermarket suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on installation with no modifications required. The component is designed to offer corrosion protection in addition to optimal noise reduction and low backpressure. Built from 16-gauge steel tubing and fully aluminized, these mufflers feature an OE-style direct fit configuration compatible with your import or domestic vehicle-while the interior design of the muffler box ensures quiet performance.
Product Features:
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Product Features:
- Based on the original OEM design for a guaranteed perfect fit
- No welds inside the silencer
- Easy installation
- Aluminized steel construction for maximum durability
- Constructed to reduce flex and withstand vehicle vibration
- External drain hole extends muffler life by allowing moisture to escape
- Uniform flow holes facilitate even distribution of exhaust flow through the muffler’s interior
MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.49994)
from
$900.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49994. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2006 Lexus GS300 3.0L. MagnaFlow 49994 includes (1) Flat Ring Gasket, (1) Flange Gasket and interchanges with OE parts 17150-31190. 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:
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Product Features:
- Simplifies installation with essential gaskets and hardware being included in the box
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- 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
- Durable 308 stainless steel MIG welds
Dorman – Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME (Part No.674-642)
from
$733.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
Product Features:
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Product Features:
- Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
- Convenient kit – includes gaskets and downpipe hardware to simplify installation
- Durable construction -manufactured within strict tolerances for reliable longevity
- Trustworthy value – backed by team of engineers and quality control experts in the United States
Walker – Exhaust System Hanger Insulator (Part No.35352)
from
$11.29
Complete your exhaust repair with Walker insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
Product Features:
See More
Product Features:
- OE DESIGN : Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS : Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE : Designed to support undercar exhaust components
- BETTER TOGETHER : Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust System Hanger Insulator (Part No.35725)
from
$6.99
Complete your exhaust repair with Walker insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
Product Features:
See More
Product Features:
- OE DESIGN : Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS : Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE : Designed to support undercar exhaust components
- BETTER TOGETHER : Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
MagnaFlow – Universal California Grade CARB Compliant Catalytic Converter (Part No.457106)
from
$355.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 457106. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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:
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Product Features:
- 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
- Durable 308 stainless steel MIG welds
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Compact, lightweight construction enables installation in confined areas, welding is required
MagnaFlow – Universal HM Grade Federal / EPA Compliant Catalytic Converter (Part No.99206HM)
from
$179.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99206HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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:
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Product Features:
- Compact, lightweight construction enables installation in confined areas, welding is required
- Compact, lightweight construction enables installation in confined areas, welding is required
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- Durable 308 stainless steel MIG welds
MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.49283)
from
$1615.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49283. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 49283 includes (2) Flat Ring Gaskets, (2) Flange Gaskets and interchanges with OE parts 17140-46030, 17140-46080. 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:
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Product Features:
- Simplifies installation with essential gaskets and hardware being included in the box
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- 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
- Durable 308 stainless steel MIG welds
MagnaFlow – Direct-Fit California Grade CARB Compliant Catalytic Converter (Part No.444335)
from
$1021.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 444335. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. This Direct-Fit Catalytic Converter is designed to fit the 1996-1997 Lexus GS300 3.0L. MagnaFlow 444335 includes (3) Flat Ring Gaskets and interchanges with OE parts 17450-46010, 17450-46090, 17450-46100, 17450-46160. 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:
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Product Features:
- Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
- Precision stamped collector design for optimal exhaust flow, engine efficiency, and fuel economy
- Simplifies installation with essential gaskets and hardware being included in the box
- Durable 308 stainless steel MIG welds
MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.51423)
from
$1724.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51423. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. This Direct-Fit Catalytic Converter is designed to fit the 2006 Lexus GS300 3.0L. MagnaFlow 51423 includes (2) Flat Ring Gaskets, (2) Torca Clamps, (2) Split Lock Washers, (1) Donut Gasket, (2) Bolts, (2) Nuts and interchanges with OE parts 17410-31520, 17410-31640. 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:
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Product Features:
- Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
- Precision stamped collector design for optimal exhaust flow, engine efficiency, and fuel economy
- Simplifies installation with essential gaskets and hardware being included in the box
- Durable 308 stainless steel MIG welds
Walker – Ultra EPA Universal Catalytic Converter – 2.25" Inlet (ID) 2.25" Outlet (ID) (Part No.93237)
from
$206.99
Product Features:
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- 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 wash coat 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 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 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.
MagnaFlow – Universal OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.51205)
from
$194.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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:
See More
Product Features:
- Compact, lightweight construction enables installation in confined areas, welding is required
- Durable 308 stainless steel MIG welds
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- Compact, lightweight construction enables installation in confined areas, welding is required
- Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
Felpro – Exhaust Pipe Flange Gasket (Part No.60495)
from
$6.99
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
Walker – Exhaust Pipe Flange Gasket (Part No.31585)
from
$2.69
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:
See More
Product Features:
- AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a 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 accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust Pipe Flange Gasket (Part No.31374)
from
$5.59
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:
See More
Product Features:
- AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a 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 accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Felpro – Exhaust Pipe Flange Gasket (Part No.61598)
from
$17.99
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
Felpro – Exhaust Pipe Flange Gasket (Part No.60906)
from
$8.79
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
Felpro – Exhaust Pipe Flange Gasket (Part No.61460)
from
$21.49
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:
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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
Felpro – Exhaust Pipe Flange Gasket (Part No.23591)
from
$6.49
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
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:
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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 2000 Lexus GS300 with Top-Quality Exhaust Parts
When it comes to maintaining or upgrading your 2000 Lexus GS300, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Lexus or enhancing its overall performance, Exhaust Parts are key to keeping your GS300 functioning at its best. At Advance Auto Parts, we offer a wide selection of 20 Exhaust Parts for the 2000 Lexus GS300, designed to meet your needs without breaking the bank.
From
Exhaust Pipe
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 2000 Lexus GS300 at great prices.
Our Exhaust Parts inventory for this model
ranges from just $2.69 to $1,615.00, with
an average price of $314.77.
Our 20 Exhaust Parts in stock come from 7 trusted brands, so you’re sure to find the right part for your 2000 Lexus GS300 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 2000 Lexus GS300, we stock popular OEM and aftermarket Exhaust Parts from top names
like Felpro Walker, and more.
Felpro Exhaust Parts
start at just $6.49 and boast an impressive 4.6 stars average rating from customers.
With 178 customer reviews and counting, our 2000 Lexus GS300 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 2000 Lexus GS300 is always ready to roll. We’re committed to providing you with everything you need to keep your GS300 in top shape, all in one place.
Start shopping confidently below for your 2000 Lexus GS300!
Best-Selling Exhaust Pipes for 2000 Lexus GS300s
Enhance the driving experience in your Lexus with 6 quality Exhaust Pipe components, starting at $2.69.
BRExhaust – Exhaust Pipe Flange Gasket (Part No.256-214)
from
$5.29
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:
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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
Walker – Exhaust Pipe Flange Gasket (Part No.31332)
from
$3.59
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:
See More
Product Features:
- AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a 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 accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust Pipe Flange Gasket (Part No.31585)
from
$2.69
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:
See More
Product Features:
- AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a 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 accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust Pipe Flange Gasket (Part No.31374)
from
$5.59
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:
See More
Product Features:
- AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a 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 accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Felpro – Exhaust Pipe Flange Gasket (Part No.23591)
from
$6.49
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
Victor Reinz – Exhaust Pipe Flange Gasket (Part No.71-13202-00)
from
$6.99
Product Features:
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- 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.
- Dana engineering-approved for fit, form and function
- Meets or exceeds OE specifications
Most Popular 2000 Lexus GS300 Exhaust Mufflers
Customize your Lexus with 1 Exhaust Mufflers products
like Mufflers, all
priced under $285.99.
BRExhaust – Exhaust Muffler Assembly (Part No.145-921)
from
$285.99
This BRExhaust muffler assembly is constructed by one of the leading aftermarket suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on installation with no modifications required. The component is designed to offer corrosion protection in addition to optimal noise reduction and low backpressure. Built from 16-gauge steel tubing and fully aluminized, these mufflers feature an OE-style direct fit configuration compatible with your import or domestic vehicle-while the interior design of the muffler box ensures quiet performance.
Product Features:
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Product Features:
- Based on the original OEM design for a guaranteed perfect fit
- No welds inside the silencer
- Easy installation
- Aluminized steel construction for maximum durability
- Constructed to reduce flex and withstand vehicle vibration
- External drain hole extends muffler life by allowing moisture to escape
- Uniform flow holes facilitate even distribution of exhaust flow through the muffler’s interior
Top Picks for 2000 Lexus GS300 Exhaust Manifold and Headers
Upgrade Lexus GS300s with top-quality Exhaust Manifold and Headers parts, including 1 OEM and aftermarket selections for your 2000 model.
Dorman – Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME (Part No.674-642)
from
$733.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
Product Features:
See More
Product Features:
- Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
- Convenient kit – includes gaskets and downpipe hardware to simplify installation
- Durable construction -manufactured within strict tolerances for reliable longevity
- Trustworthy value – backed by team of engineers and quality control experts in the United States
In-Demand Exhaust Hangers for 2000 Lexus GS300s
Select from 3 premium Exhaust Hangers parts for your 2000 Lexus GS300, with prices ranging from $6.99 to $11.29.
Walker – Exhaust System Hanger Insulator (Part No.35725)
from
$6.99
Complete your exhaust repair with Walker insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
Product Features:
See More
Product Features:
- OE DESIGN : Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS : Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE : Designed to support undercar exhaust components
- BETTER TOGETHER : Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Exhaust System Hanger Insulator (Part No.35352)
from
$11.29
Complete your exhaust repair with Walker insulators. Available in a variety of styles and sizes, they’re designed to work with Walker aftermarket replacement parts for quick and easy installation.
Product Features:
See More
Product Features:
- OE DESIGN : Designed with OE-style features for easy installation and fit
- PREMIUM MATERIALS : Made from high-quality materials for durability and long life
- AVAILABLE IN DIFFERENT SIZES : Offered in a variety of styles and sizes for a quality vehicle repair
- KEEPS EXHAUST PARTS IN PLACE : Designed to support undercar exhaust components
- BETTER TOGETHER : Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Dorman – Help – Exhaust Stud Kit – M10-1.25 x 40mm (Part No.03105)
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$10.49
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.
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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 Sold 2000 Lexus GS300 Catalytic Converters
Explore our best-selling Lexus parts for the 2000 GS300 among 7 OEM and aftermarket options starting from $179.99.
Walker – Ultra EPA Universal Catalytic Converter – 2.25" Inlet (ID) 2.25" Outlet (ID) (Part No.93237)
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$206.99
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- 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 wash coat 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 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 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.
MagnaFlow – Universal OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.51206)
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$194.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51206. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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.
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Product Features:
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- Durable 308 stainless steel MIG welds
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
MagnaFlow – Universal HM Grade Federal / EPA Compliant Catalytic Converter (Part No.99206HM)
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$179.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99206HM. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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:
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Product Features:
- Compact, lightweight construction enables installation in confined areas, welding is required
- Compact, lightweight construction enables installation in confined areas, welding is required
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
- Durable 308 stainless steel MIG welds
MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.49283)
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$1615.00
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 49283. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. MagnaFlow 49283 includes (2) Flat Ring Gaskets, (2) Flange Gaskets and interchanges with OE parts 17140-46030, 17140-46080. 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:
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Product Features:
- Simplifies installation with essential gaskets and hardware being included in the box
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- 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
- Durable 308 stainless steel MIG welds
MagnaFlow – Direct-Fit California Grade CARB Compliant Manifold Catalytic Converter (Part No.452843)
from
$1287.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter 452843. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this 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 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. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2001-2005 Lexus IS300 3.0L & 2000-2005 Lexus GS300 3.0L. MagnaFlow 452843 includes (2) Flange Gaskets, (2) Flat Ring Gaskets and interchanges with OE parts 17140-46030, 17140-46080. 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:
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Product Features:
- Simplifies installation with essential gaskets and hardware being included in the box
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- 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
- Durable 308 stainless steel MIG welds
Dorman – Manifold Converter – CARB Compliant – For Legal Sale In NY – CA – ME (Part No.673-642)
from
$1208.99
This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.
Product Features:
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Product Features:
- Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
- Convenient kit – includes gaskets and downpipe hardware to simplify installation
- Durable construction -manufactured within strict tolerances for reliable longevity
- Trustworthy value – backed by team of engineers and quality control experts in the United States
MagnaFlow – Universal California Grade CARB Compliant Catalytic Converter (Part No.457106)
from
$355.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 457106. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. 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:
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Product Features:
- 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
- Durable 308 stainless steel MIG welds
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Compact, lightweight construction enables installation in confined areas, welding is required
Top-Rated Exhaust Parts Brands For Your 2000 Lexus GS300
Shop for the best-rated brands offering Exhaust Parts and other products for your 2000 Lexus GS300s. Below you’ll find some of our best rated Exhaust Parts from Felpro and Walker, and more. Exhaust Parts from these brands that fit a 2000 GS300 start at just $3.59 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 2000 Lexus GS300 Exhaust Parts
When it comes to maintaining or upgrading your 2000 Lexus GS300, 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 2000 Lexus GS300. With over 1 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 $6.49. Plus, with over 20 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.
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$6.49
(20)
Exhaust Pipe Flange Gasket
“The previous owner of my car thought it was a good idea to put two bolts in between where the muffler and exhaust pipe connect, resulting in an obnoxi”
Popular Walker 2000 Lexus GS300 Exhaust Parts
Walker auto parts is one of the highest quality Exhaust Part brands in the market. Any 2000 Lexus GS300 owner should feel confident when installing genuine Walker parts in their vehicle. To ensure the best fit and performance for your 2000 GS300, Advance Auto Parts carries a full inventory of 3 Walker Exhaust Parts. Plus you will be keeping your Lexus in peak condition while saving money because prices on these Walker Exhaust Parts range from $3.59 to $206.99, plus, with more than 61 customer reviews and an impressive 4.2 stars average rating, you can be confident the Fram Exhaust Parts below will deliver on both quality and value.
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$206.99
(2)
Ultra EPA Universal Catalytic Converter – 2.25" Inlet (ID) 2.25" Outlet (ID)
“Great service”
FAQs for 2000 Lexus GS300 Exhaust Parts
Which Exhaust Parts are best-sellers for 2000 Lexus GS300s?
Out of 20 Exhaust Parts that fit 2000 Lexus GS300s, the following parts are the top sellers:
- Exhaust System Hanger Insulator (5602106) – $6.99
- Exhaust System Hanger Insulator (5601584) – $11.29
- Exhaust Stud Kit – M10-1.25 x 40mm (17190186) – $10.49
What’s the price range for 2000 Lexus GS300 Exhaust Parts?
Exhaust Part prices for the 2000 Lexus GS300 start at $2.69 and go up to $1,615.00 for the most premium parts.
What’s the average price of a Exhaust Part for a 2000 Lexus GS300?
The average price for Exhaust Parts for the 2000 Lexus GS300 is $314.77. 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 Lexus GS300 model years?
What are the cheapest Exhaust Parts for my 2000 Lexus GS300?
The cheapest 2000 Lexus GS300 Exhaust Parts we carry in stock are:
- Exhaust Pipe Flange Gasket (18370888) – $2.69
- Exhaust Pipe Flange Gasket (5601088) – $3.59
- Exhaust Pipe Flange Gasket (18950309) – $5.29
- Exhaust Pipe Flange Gasket (5601215) – $5.59
- Exhaust Pipe Flange Gasket (5185734) – $6.49
What are the top-rated Exhaust Parts that fit the 2000 Lexus GS300?
Out of 178 reviews by customers, our 2000 Lexus GS300 Exhaust Parts have an average customer rating of . These are some of the highest-rated Exhaust Part types for the 2000 Lexus GS300 and their top-rated products:
- Exhaust Tips
- Terminator; Exhaust Tips (19310030) – $93.99
- Exhaust Pipes
- Terminator; Exhaust Tips (19310030) – $93.99
What types of Exhaust Parts do you sell for my 2000 Lexus GS300?
As of 3/1/26, these are some of the most in-demand types of Exhaust Parts for a 2000 Lexus GS300:
Can I get help with 2000 Lexus GS300 Exhaust Part orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Lexus Exhaust Parts and more.
What is your return policy for Lexus GS300 Exhaust Parts?
Advance Auto Parts keeps returns simple. For new Lexus GS300 Exhaust Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
