Lexus GS300 Exhaust Parts

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Essential Lexus GS300 Exhaust Parts

BRExhaust – Exhaust Muffler Assembly (Part No.145-921)

Exhaust Muffler Assembly

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$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:
  • 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
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Victor Reinz – Catalytic Converter Gasket (Part No.71-13683-00)

Catalytic Converter Gasket

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$12.99
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.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
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MagnaFlow – Universal OEM Grade Federal / EPA Compliant Catalytic Converter (Part No.51206)

Universal OEM Grade Federal / EPA Compliant Catalytic Converter

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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.

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
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Walker – Ultra EPA Universal Catalytic Converter – 2.25" Inlet (ID) 2.25" Outlet (ID) (Part No.93237)

Ultra EPA Universal Catalytic Converter - 2.25" Inlet (ID) 2.25" Outlet (ID)

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$206.99
Product Features:
  • EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology 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.
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MagnaFlow – Universal HM Grade Federal / EPA Compliant Catalytic Converter (Part No.99206HM)

Universal HM Grade Federal / EPA Compliant Catalytic Converter

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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:
  • 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
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Flowtech – Terminator; Exhaust Tips (Part No.59905FLT)

Terminator; Exhaust Tips

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$93.99


Product Features:
  • Show Quality Chrome Platinum
  • Durable Black Finish
  • Can Be Welded Or Clamped
  • Complete The System
  • Glass-Packed Resonators
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Walker – Exhaust Pipe Spout 2.75" Inlet (OD) (Part No.36400)

Exhaust Pipe Spout 2.75" Inlet (OD)

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$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:
  • 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)
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Walker – Exhaust System Hanger Insulator (Part No.35725)

Exhaust System Hanger Insulator

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$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:
  • 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
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Walker – Exhaust System Hanger Insulator (Part No.35352)

Exhaust System Hanger Insulator

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$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:
  • 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
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Felpro – Exhaust Pipe Flange Gasket (Part No.61460)

Exhaust Pipe Flange Gasket

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:
  • 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.71-13202-00)

Exhaust Pipe Flange Gasket

from

$6.99
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.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
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Walker – Exhaust Pipe Flange Gasket (Part No.31374)

Exhaust Pipe Flange Gasket

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:
  • 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
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Felpro – Exhaust Pipe Flange Gasket (Part No.60495)

Exhaust Pipe Flange Gasket

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:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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MagnaFlow – Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.49994)

Direct-Fit OEM Grade Federal / EPA Compliant Manifold Catalytic Converter

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:
  • 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
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Dorman – Manifold Converter – Not CARB Compliant – Not For Sale – NY – CA – ME (Part No.674-642)

Manifold Converter - Not CARB Compliant - Not For Sale - NY - CA - ME

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:
  • 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
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Dorman – Help – Exhaust Stud Kit – M10-1.25 x 40mm (Part No.03105)

Exhaust Stud Kit - M10-1.25 x 40mm

from

$10.49
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.

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
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Victor Reinz – Exhaust Manifold Gasket Set (Part No.15-42846-01)

Exhaust Manifold Gasket Set

from

$22.49
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.
  • Premium fiber and steel construction
  • Matched to Aftermarket port dimensions
  • Includes all components required to complete the repair
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Felpro – Exhaust Manifold Gasket Set (Part No.MS 96795)

Exhaust Manifold Gasket Set

from

$16.99
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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Helping You Find the Right Exhaust Parts for Your Lexus GS300

You love your GS300. So we’ve made it easier than ever to help you find Lexus GS300 Exhaust Parts in our online catalog. Our inventory holds 45 aftermarket and OEM Exhaust Parts for your Lexus GS300, ranging from $2.69 to $1,724.00.

We offer parts from 7 brands trusted to make quality Exhaust Parts for your Lexus GS300. Before you buy, take some time to read through customer reviews. We currently have 1,240 reviews of Lexus GS300 Exhaust Parts from previous customers. Some of the top rated parts include Exhaust Pipe Flange Gasket with 4.2 stars and Exhaust Pipe Flange Gasket with 3.6 stars.

Find your GS300 Exhaust Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Lexus GS300 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Exhaust Parts Brands for Your Lexus GS300

Our inventory holds Exhaust Parts for your Lexus GS300 from 7 trusted brands. You’ll find OEM and aftermarket parts from brands like Walker, Felpro, and Dorman, all of which can keep that Lexus happy.
We have BRExhaust parts available for your Lexus GS300 in categories like Exhaust Pipes. Some of the top-rated BRExhaust parts in these categories are:
Exhaust Pipe Flange Gasket
from $5.29
(1)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets

FAQs for Lexus GS300 Exhaust Parts

What are the most purchased Exhaust Parts for the Lexus GS300?

Out of 45 Exhaust Parts for the Lexus GS300, the most popular in our inventory are:
Exhaust System Hanger Insulator
from $6.99
(21)
Exhaust System Hanger Insulator
Exhaust System Insulators
Exhaust System Hanger Insulator
from $11.29
(13)
Exhaust System Hanger Insulator
Exhaust System Insulators
Exhaust Stud Kit - M10-1.25 x 40mm
from $10.49
(12)
Exhaust Stud Kit – M10-1.25 x 40mm
Exhaust Hangers and Hardware

What are the top-rated Lexus GS300 Exhaust Parts?

Top-rated Exhaust Parts for your Lexus GS300 based on customer reviews/ratings are:
Exhaust Pipe Flange Gasket
from $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”
Exhaust Pipe Flange Gasket
from $8.79
(7)
Exhaust Pipe Flange Gasket
“Product seals well, and seems better made than the walker gaskets. Time will tell how it holds up.”
Terminator; Exhaust Tips
from $93.99
(5)
Terminator; Exhaust Tips
“very nice…worth the money.”