Lexus RX350 Exhaust Parts

Essential Lexus RX350 Exhaust Parts

Felpro – Exhaust Pipe Gasket (Part No.H4006958482FEL)

Exhaust Pipe Gasket

from

$8.73
Exhaust Pipe Gasket

Walker – Exhaust 35460 Exhaust System Hanger Insulator (Part No.35460)

Exhaust 35460 Exhaust System Hanger Insulator

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$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 – Exhaust 36421 Exhaust Pipe Spout (Part No.36421)

Exhaust 36421 Exhaust Pipe Spout

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$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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Walker – Exhaust 53617 Exhaust Resonator and Pipe Assembly (Part No.53617)

Exhaust 53617 Exhaust Resonator and Pipe Assembly

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$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 Manifold Gasket Set (Part No.MS 96795)

Exhaust Manifold Gasket Set

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$15.99
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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Walker – Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance (Part No.52401)

Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance

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$101.99
Made from aluminized steel for durability, Walker premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:
  • RESISTS CORROSION – Durable aluminized steel construction for corrosion resistance and performance
  • EASY TO INSTALL – Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
  • OE-STYLE PERFORMANCE – Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
  • BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
  • AVAILABLE IN DIFFERENT SIZES – Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information
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Dorman – Help – Manifold Bolt and Spring Kit – 3/8-16 x 1-3/4; M10-1.25 x 67mm (Part No.03123)

Manifold Bolt and Spring Kit - 3/8-16 x 1-3/4; M10-1.25 x 67mm

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$14.99
Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit is designed for direct replacement of rusted or damaged exhaust bolts and springs.

Product Features:
  • New hardware helps fix exhaust leaks
  • Depending on the application, kits include hardware to securely attach the manifold to the exhaust system
  • Also available separately (where applicable)
  • Hardened steel construction for long-lasting durability
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BRExhaust – Exhaust Clamp (Part No.250-058)

Exhaust Clamp

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$6.49
Sourcing mounting parts from the manufacturer that designs and makes the exhaust system is the only way to guarantee the perfect fit. That’s why, whilst developing the exhaust system, BRExhaust also develops the installation hardware to the same standards.

Product Features:
  • whilst developing the exhaust system
  • BRExhaust also develops the installation hardware to the same standards.
  • Manufactured from quality materials to ensure maximum durability
  • Proper fit and functionality to finish your install
  • Perfect, gas-tight performance
  • Exhaust accessory that facilitates a complete installation process.
  • Built to OEM specifications
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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

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$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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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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Walker – Donut Exhaust Pipe Flange Gasket: Graphoil, Heat Resistant, Premium Materials (Part No.31639)

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

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$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
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Dorman – Manifold Converter – Not Carb Compliant – Not For Sale – NY – CA – ME (Part No.674-133)

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

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$635.99
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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MagnaFlow – OEM Grade Direct Fit Catalytic Converter – EPA Federal Compliant (Part No.H3000958294MAG)

OEM Grade Direct Fit Catalytic Converter - EPA Federal Compliant

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$861.18
EPA Federal Compliant – Not Legal for sale or use in California. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. OEM Grade is for use with California Emmision Equipped vehicles outside the State of California, New York and Maine. MagnaFlow specializes in superior catalytic converter and exhaust technology and has spent the past 30+ years earning its reputation as a global market leader. American engineered and manufactured. MagnaFlow Catalytic Converters combine efficient industrial design to produce a product that exceeds, rather than meets, the highest standards of product performance and efficiency in the industry. MagnaFlow uses both Ceramic and Metallic substrates with different combinations of cell density and wall thickness to meet vehicle specific requirements. MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. All Federal catalytic converters meet EPA requirements. Federal Catalytic Converters are not legal for sale, installation or use on vehicles registered in the state of California.

Product Features:
  • Stainless steel construction
  • Direct-Fit; No welding or cutting
  • Ceramic and Metallic substrates
  • Federal Emissions compliant design
  • Formulated for Gas and Diesel Applications
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Ishino Stone – Cat. Converter Gaske (Part No.H4001156957ISH)

Cat. Converter Gaske

from

$3.35
Cat. Converter Gaske

Mahle – Cat. Converter Gaske (Part No.H4001157291MAH)

Cat. Converter Gaske

from

$5.59
Cat. Converter Gaske

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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MagnaFlow – OEM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.51250)

OEM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$834.99
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51250. 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 2007-2016 Toyota Sienna, 2007-2015 Lexus RX350, and more, this direct-fit catalytic converter also interchanges with OE parts 17150-0P090 and 17150-0P150, 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 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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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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BRExhaust – Exhaust Bolt, Nut, and Spring Kit (Part No.254-9910)

Exhaust Bolt, Nut, and Spring Kit

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$23.49
BRExhaust offers exhaust flange bolts and kits to secure their premium line of exhaust replacement components. Each component delivers the strength of steel, a proper fit and an easier install or repair. BRExhaust has individual bolts, as well as bolts with springs and nuts to get your project completed. Choose the individual part or kit designed to fit on your vehicle application. The exact fit, easy installation and enduring functionality of BRExhaust’s OE replacement spring and bolt kits instantly equip your ride with optimally restored emissions control.
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BRExhaust – Direct-Fit Premium Front Pipe (Part No.700-039)

Direct-Fit Premium Front Pipe

from

$144.99
BRExhaust exhaust pipes are designed for easy bolt-on installations. Thicker gauge metal prevents the need for flow-resistant wrinkle bends, thereby enhancing overall exhaust performance. This pipe is engineered to meet OE specs to ensure performance, reliability and a precise factory-like fit. This part features a direct-fit design allowing for easy installation. If you are looking for a replacement exhaust pipe that will fit and perform exactly like the stock one while lasting even longer, BRExhaust is the brand you can rely on.

Product Features:
  • Manufactured according to strict OE standards
  • Sturdy design featuring premium-grade materials
  • Precise fitment
  • Hassle-free installation and functionality verified by comprehensive testing procedures
  • Easy installation
  • Direct-fit exhaust system component that saves installation time
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Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.47815)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$172.99
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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Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.55649)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$183.99
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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BRExhaust – Direct-Fit Premium Resonator Assembly (Part No.228-107)

Direct-Fit Premium Resonator Assembly

from

$174.99
BRExhaust direct-fit exhaust resonators are designed to install easily and help you retain the OE exhaust sound you are looking for. The resonator is engineered to optimally reduce unwanted noises and backpressure while protecting against corrosion. Aluminized steel construction ensures maximum durability.

Product Features:
  • Direct-fit configuration
  • Saves installation time by eliminating the need for the labor intensive bending and welding required with split system exhaust components
  • Optimal noise reduction
  • Low backpressure and corrosion protection
  • Constructed using 16-gauge aluminized steel
  • Aluminized steel construction for maximum durability
  • Constructed to help reduce flex and withstand vehicle vibration
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BRExhaust – Direct-Fit Premium Muffler Assembly (Part No.286-299)

Direct-Fit Premium Muffler Assembly

from

$295.99
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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Helping You Find the Right Exhaust Parts for Your Lexus RX350

You love your RX350. So we’ve made it easier than ever to help you find Lexus RX350 Exhaust Parts in our online catalog. Our inventory holds 57 aftermarket and OEM Exhaust Parts for your Lexus RX350, ranging from $2.49 to $1,284.99.

We offer parts from 12 brands trusted to make quality Exhaust Parts for your Lexus RX350. Before you buy, take some time to read through customer reviews. We currently have 2,466 reviews of Lexus RX350 Exhaust Parts from previous customers. Some of the top rated parts include Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed with 4.0 stars and Exhaust Pipe Flange Gasket with 4.2 stars.

Find your RX350 Exhaust Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Lexus RX350 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 RX350

Our inventory holds Exhaust Parts for your Lexus RX350 from 12 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 MAHLE Original parts available for your Lexus RX350 in categories like Catalytic Converters. Some of the top-rated MAHLE Original parts in these categories are:
Catalytic Converter Gasket
from $11.99
(1)
Catalytic Converter Gasket
Catalytic Converter Gaskets

Top-Rated Walker Exhaust Parts

Leading Walker Exhaust Parts

We carry Walker brand parts for your Lexus RX350 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

FAQs for Lexus RX350 Exhaust Parts

What are the most purchased Exhaust Parts for the Lexus RX350?

Out of 57 Exhaust Parts for the Lexus RX350, 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 RX350 Exhaust Parts?

Top-rated Exhaust Parts for your Lexus RX350 based on customer reviews/ratings are:
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
from $184.99
(12)
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
“Good product but very little room for error when cutting off old catalytic converter and matching up to new.”
Exhaust Pipe Flange Gasket
from $7.99
(5)
Exhaust Pipe Flange Gasket
“Fits perfect, Great quality”