Lexus RX400H Exhaust Parts

Essential Lexus RX400H Exhaust Parts

MagnaFlow – HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.23624)

HM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter

from

$432.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23624. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2004-2013 Toyota Highlander, 2007-2009 Lexus RX350, and more, this direct-fit catalytic converter also interchanges with OE parts 17420-20350 and 17420-20400, among others. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Walker – Exhaust 35460 Exhaust System Hanger Insulator (Part No.35460)

Exhaust 35460 Exhaust System Hanger Insulator

from

$6.79
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 – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.55605)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$343.99
Combining the only broad-market stainless-steel construction with a direct fit OE-style replacement, Walker® Quiet-Flow® SS muffler assemblies deliver longer life than typical aluminized mufflers and are available for domestic and foreign vehicles.

Product Features:
  • CORROSION RESISTANT STAINLESS STEEL — The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and/or welding
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL — OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED — Acoustic and flow tested for quality OE-style sound you can count on
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MagnaFlow – OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.51962)

OEM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$634.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51962. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2006-2010 Toyota Highlander and 2006-2008 Lexus RX400h, this direct-fit catalytic converter also interchanges with OE part 17140-20120. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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MagnaFlow – HM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.50690)

HM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$604.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 50690. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow’s state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. Designed to fit the 2006-2010 Toyota Highlander and 2006-2008 Lexus RX400h, this direct-fit catalytic converter also interchanges with OE part 17140-20120. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.

Product Features:
  • Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
See More

Walker – Exhaust 36454 Exhaust Bolt and Spring (Part No.36454)

Exhaust 36454 Exhaust Bolt and Spring

from

$17.49
Complete your exhaust repair with a Walker spring bolt kit. Designed to ensure a tight connection and inhibit leaks, Walker hardware is manufactured from durable and robust material for long service life.

Product Features:
  • KEEPS EXHAUST PARTS IN PLACE — Designed to support undercar exhaust components
  • CONSISTENT PERFORMANCE — Spring designed with the right compression strength for a secure connection
  • PREMIUM MATERIALS — Made from high-quality materials for durability and long life
  • THE RIGHT CONNECTION — Designed to be used for ball and socket joint
  • 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 Gasket (Part No.H4006826973FEL)

Exhaust Pipe Gasket

from

$22.72
Exhaust Pipe Gasket

BRExhaust – Exhaust Hanger (Part No.255-381)

Exhaust Hanger

from

$6.29
BRExhaust exhaust insulator mounts are high-quality replacements for original equipment hangers¿designed to fit right the first time. They’re manufactured from premium rubber and available for a variety of car, truck, and van applications. BRExhaust exhaust insulator mounts will help keep your components in the right position, resulting in a longer lifespan for your exhaust system.

Product Features:
  • Designed to facilitate hassle-free exhaust repair
  • Precise fitment
  • Manufactured from quality materials to ensure maximum durability
  • OE-style design for quality fit
  • Secure sealing for superior durability
  • Manufactured from quality materials to ensure maximum durability
  • Reduced vibration
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Walker – Exhaust 36421 Exhaust Pipe Spout (Part No.36421)

Exhaust 36421 Exhaust Pipe Spout

from

$57.99
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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Ishino – Exhaust Manifold Gasket (Part No.A8111174994ISH)

Exhaust Manifold Gasket

from

$20.41
Exhaust Manifold Gasket

Victor Reinz – Exhaust Manifold Gasket Set (Part No.15-11174-01)

Exhaust Manifold Gasket Set

from

$17.99
As you would expect, extremely high temperatures are the sealing challenge for exhaust manifold gaskets. Victor Reinz has a long heritage of supplying manifold gaskets to original equipment vehicle manufacturers. Therefore, Victor Reinz exhaust manifold gaskets meet OE specifications on a wide range of vehicles, covering the most recent high-tech engine designs and going back decades to the muscle car era.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.25 (Part No.35336)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.25

from

$2.49
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Dorman – Exh. Manifold Bolt & (Part No.H1017831587DOR)

Exh. Manifold Bolt &

from

$10.56
Exh. Manifold Bolt &

Walker – Donut Exhaust Pipe Flange Gasket: Graphite, Heat Resistant, Premium Materials (Part No.31557)

Donut Exhaust Pipe Flange Gasket: Graphite, Heat Resistant, Premium Materials

from

$9.79
Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
  • HEAT RESISTANT — Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS — Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER — Use premium Walker-½ accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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Walker – Exhaust 53617 Exhaust Resonator and Pipe Assembly (Part No.53617)

Exhaust 53617 Exhaust Resonator and Pipe Assembly

from

$154.99
Designed to fit, perform and sound like the original system, Walker® resonators use precise tuning technologies to deliver excellent flow characteristics and OE-style sound.

Product Features:
  • EASY TO INSTALL — Meticulous pipe routing and OE-style hardware, flanges, and brackets for fast, easy installation
  • RESISTS CORROSION — Durable aluminized steel construction and helps reduce corrosion
  • FACTORY SOUND — OE-style louvered tubes (where applicable) help reduce radiated noise for factory-style sound quality
  • STRONG AND DURABLE — Features thick OE-style flanges, hardware and brackets for strength
  • GET MORE MILES FROM YOUR RESONATOR ASSEMBLY — Engineered to fit, perform and sound like the original system
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Felpro – Exhaust Pipe Flange Gasket (Part No.61016)

Exhaust Pipe Flange Gasket

from

$24.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Walker – Donut Exhaust Pipe Flange Gasket: Fiber, Heat Resistant, Premium Materials (Part No.31332)

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

from

$4.49
Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
  • HEAT RESISTANT — Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS — Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER — Use premium Walker-½ accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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Felpro – Exhaust Pipe Flange Gasket (Part No.61040)

Exhaust Pipe Flange Gasket

from

$7.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.61039)

Exhaust Pipe Flange Gasket

from

$4.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Walker – Donut Exhaust Pipe Flange Gasket: Graphoil, Heat Resistant, Premium Materials (Part No.31639)

Donut Exhaust Pipe Flange Gasket: Graphoil, Heat Resistant, Premium Materials

from

$9.99
Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
  • HEAT RESISTANT — Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS — Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER — Use premium Walker-½ accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
See More

Felpro – Exhaust Pipe Flange Gasket (Part No.61106)

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
See More

Felpro – Exhaust Pipe Flange Gasket (Part No.23591)

Exhaust Pipe Flange Gasket

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:
  • 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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MAHLE Original – Catalytic Converter Gasket (Part No.F31662)

Catalytic Converter Gasket

from

$11.99
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Helping You Find the Right Exhaust Parts for Your Lexus RX400H

You love your RX400H. So we’ve made it easier than ever to help you find Lexus RX400H Exhaust Parts in our online catalog. Our inventory holds 33 aftermarket and OEM Exhaust Parts for your Lexus RX400H, ranging from $2.49 to $634.99.

We offer parts from 9 brands trusted to make quality Exhaust Parts for your Lexus RX400H. Before you buy, take some time to read through customer reviews. We currently have 759 reviews of Lexus RX400H 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 4.0 stars.

Find your RX400H Exhaust Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Lexus RX400H 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 RX400H

Our inventory holds Exhaust Parts for your Lexus RX400H from 9 trusted brands. You’ll find OEM and aftermarket parts from brands like Walker, Felpro, and Mahle, all of which can keep that Lexus happy.
We have MAHLE Original parts available for your Lexus RX400H in categories like Exhaust Pipes. Some of the top-rated MAHLE Original parts in these categories are:
Catalytic Converter Gasket
from $11.99
(1)
Catalytic Converter Gasket
Exhaust Pipe and Flange Gaskets

Top-Rated Walker Exhaust Parts

Leading Walker Exhaust Parts

We carry Walker brand parts for your Lexus RX400H across several catalog categories, including Exhaust Hangers and Exhaust System Kits. Some of our most reviewed Walker parts include:
Exhaust 35460 Exhaust System Hanger Insulator
from $6.79
(53)
Exhaust 35460 Exhaust System Hanger Insulator
Exhaust System Insulators
Exhaust 36454 Exhaust Bolt and Spring
from $17.49
(51)
Exhaust 36454 Exhaust Bolt and Spring
Exhaust Manifold Hardware Kits
Donut Exhaust Pipe Flange Gasket: Fiber, Heat Resistant, Premium Materials
from $4.49
(38)
Donut Exhaust Pipe Flange Gasket: Fiber, Heat Resistant, Premium Materials
Exhaust Pipe and Flange Gaskets

FAQs for Lexus RX400H Exhaust Parts

What are the most purchased Exhaust Parts for the Lexus RX400H?

Out of 33 Exhaust Parts for the Lexus RX400H, the most popular in our inventory are:
Exhaust 35725 Exhaust System Hanger Insulator
from $6.99
(21)
Exhaust 35725 Exhaust System Hanger Insulator
Exhaust System Insulators
Exhaust Pipe Flange Gasket
from $21.49
(15)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets

What are the top-rated Lexus RX400H Exhaust Parts?

Top-rated Exhaust Parts for your Lexus RX400H based on customer reviews/ratings are:
Exhaust Pipe Flange Gasket
from $5.49
(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 $24.99
(5)
Exhaust Pipe Flange Gasket
“This is a perfect fit for my 12 nissan versa 4 door sedan. Some reviews says it isn’t right,but to me it is.. You have to make sure you’re installing ”
Exhaust Hanger
from $6.29
(5)
Exhaust Hanger
“Surprisingly smaller circumference than the OEM hanger, yet looks identical and has correct hole spacing. Works fine, just the same.”