2021 Toyota 4Runner Exhaust Parts

Essential 2021 Toyota 4Runner Exhaust Parts

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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Felpro – Exhaust Manifold Gasket Set (Part No.MS 92732)

Exhaust Manifold Gasket Set

from

$16.29
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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Ishino Stone – Exhaust Manifold Gasket (Part No.A8111251572ISH)

Exhaust Manifold Gasket

from

$16.30
Exhaust Manifold Gasket

Nippon Reinz – Exhaust Manifold Gasket (Part No.A811129469NRZ)

Exhaust Manifold Gasket

from

$41.77
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
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Walker – Tail Pipe Aluminized 50.5" (Part No.55664)

Tail Pipe Aluminized 50.5"

from

$98.99
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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Felpro – Exhaust Pipe Flange Gasket (Part No.60512)

Exhaust Pipe Flange Gasket

from

$7.99
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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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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Felpro – Exhaust Pipe Flange Gasket (Part No.23561)

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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MagnaFlow – Street Series Cat-Back Performance Exhaust System (Part No.15145)

Street Series Cat-Back Performance Exhaust System

from

$984.99
The MagnaFlow 2010-2024 Toyota 4Runner Street Series Cat-Back Performance Exhaust System brings out the personality of your 4.0L 2010-2023 Toyota 4Runner with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Single Straight Passenger Side Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Rolled Edge tips, this Toyota 4Runner exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Toyota 4Runner’s to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 15145 features a cat-back layout that replaces your ride’s stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15145 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty.

Product Features:
  • Dyno-proven performance
  • Durable corrosion-resistant stainless steel construction
  • CNC precision robotic manufacturing techniques
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JBA Performance – 40-9010 2 1/4" Stainless Steel Exhaust System 96-98 4Runner 2.7/3.4L 2/4 Wheel Drive (Part No.40-9010)

40-9010 2 1/4" Stainless Steel Exhaust System 96-98 4Runner 2.7/3.4L 2/4 Wheel Drive

from

$514.99
When it comes to performance exhaust systems, most people are looking for three things: Power, sound,and quality. JBA Exhaust Systems deliver the best of all three, giving it both great looks and performance.One of the first performance upgrades typical

Product Features:
  • JBA Performance Exhaust 40-9010 2 1/4″ Stainless Steel Exhaust System 96-98 4Runner 2.7/3.4L 2/4 Wheel Drive
  • Large diameter stainless steel mandrel-bent tube
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Borla Performance Exhaust – T-304 Ss, 2.5"Pipe Dia, Single Exhaust With Single Exit, 4.25"X 3.5"Oval (Part No.140379)

T-304 Ss, 2.5"Pipe Dia, Single Exhaust With Single Exit, 4.25"X 3.5"Oval

from

$799.99
The BORLA(R) Cat-Back(TM) Name Implies The Exhaust System Is Located Behind The Factory Catalytic Converter Where There Factory Emissions Remain Untouched And Vehicle Stays Emissions Compliant. This Remains Distinct From The Axle Back Exhaust System that Is Located Behind The Rear Axle.

Product Features:
  • Features Patented Straight-Through And Multi-Core Technology To Unleash Hidden Horsepower
  • Increases The Overall Sound Level And Performance
  • Cat-Back(TM) Performance Exhaust System Replaces The Factory Exhaust System Following The Same Exhaust Path And Secured Using The Original Vehicle Hangars And Rubber Isolators
  • Pioneered The Automotive Exhaust Aftermarket In Exhausts Constructed In Aircraft Grade 304 Stainless Steel Tubing, A Material With Higher Content Of Carbon And Nickel That Will Not Rust Or Corrode
  • Touring Systems Are Calibrated On A Vehicle-By-Vehicle Basis To Deliver The MostáDesirableáSound
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Walker – Exhaust 35296 Exhaust System Hanger Insulator (Part No.35296)

Exhaust 35296 Exhaust System Hanger Insulator

from

$15.49
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 35017 Exhaust System Hanger Insulator (Part No.35017)

Exhaust 35017 Exhaust System Hanger Insulator

from

$14.79
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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BRExhaust – Exhaust Hanger (Part No.255-031)

Exhaust Hanger

from

$12.29
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 insulator mounts will help to keep your components in the right position, resulting in a longer lifespan for your exhaust system.

Product Features:
  • Exhaust accessory that enables a complete installation process
  • Precise fitment
  • Precise fitment
  • Manufactured according to strict OE standards
  • Reduced Vibration
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Walker – Exhaust 35725 Exhaust System Hanger Insulator (Part No.35725)

Exhaust 35725 Exhaust System Hanger Insulator

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:
  • 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
See More

Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.55054)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$323.99
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.22483)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$118.99
Designed to deliver superior flow and OE-style sound, Walker® Quiet-Flow® mufflers are available for top-selling domestic and foreign vehicles.

Product Features:
  • 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
  • RESISTS CORROSION — Internal drainage system helps reduce moisture collection
  • 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.55494)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$218.99
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
See More

Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18204)

SoundFX Muffler, Direct Replacement, No Fabrication Needed

from

$88.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • 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
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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Dorman – Exhaust Bolt and Spring Kit – (2) Springs (2) Studs (Part No.675-221)

Exhaust Bolt and Spring Kit - (2) Springs (2) Studs

from

$7.29
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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Dorman – Exh. Manifold Bolt & (Part No.H1017831587DOR)

Exh. Manifold Bolt &

from

$10.56
Exh. Manifold Bolt &

2021 Toyota 4Runner Exhaust Parts

You count on your 2021 Toyota 4Runner to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 19 Exhaust Parts ranging in price from $4.49 to $984.99, you’re sure to find everything you need for your 2021 Toyota 4Runner.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 6 different brands like Walker, Felpro, and Dorman. 2021 Toyota 4Runner Exhaust Parts start as low as $4.49!

One of the best ways to find top quality OEM or aftermarket Exhaust Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 660 extensive product reviews on 2021 Toyota 4Runner Exhaust Parts. Some of the top-rated Exhaust Parts products we carry are Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed with 2.0 stars.

Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 2021 Toyota 4Runner below to get started!

Top-Rated Exhaust Parts Brands For Your 2021 Toyota 4Runner

Trusted Exhaust Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2021 Toyota 4Runner running right for years to come. In our inventory you’ll find brands like Walker, Felpro, Dorman, and even more.

Popular Felpro Exhaust Parts

You’ll find popular Felpro brand products across Exhaust Pipes. All are waiting to get your 2021 Toyota 4Runner back on the road. Some of the top-rated Felpro products in these categories are:
Exhaust Pipe Flange Gasket
from $21.49
(15)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets
Exhaust Pipe Flange Gasket
from $7.79
(1)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets

Top-Rated Walker Exhaust Parts


If Walker are what you’re looking for, our inventory holds plenty. We stock Walker brand Exhaust Parts for your 2021 Toyota 4Runner, and some of our most reviewed Walker parts include:
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 2021 Toyota 4Runner Exhaust Parts

What are the most purchased Exhaust Parts for the 2021 Toyota 4Runner?

Out of 19 Exhaust Parts for the 2021 Toyota 4Runner, 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 Bolt and Spring Kit - (2) Springs (2) Studs
from $7.29
This product is not rated
Exhaust Bolt and Spring Kit – (2) Springs (2) Studs
Exhaust Manifold and Header Hardware

What are the top-rated 2021 Toyota 4Runner Exhaust Parts?

Top-rated Exhaust Parts for your 2021 Toyota 4Runner based on customer reviews/ratings are:
Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed
from $221.99
(3)
Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed
“The muffler is stainless steel all good there. But unfortunately Walker doesn’t offer a Stainless tail pipe assembly. I found another supplier with a ”