Kia Optima Exhaust Parts

Essential Kia Optima Exhaust Parts

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
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MagnaFlow – California Grade CARB Compliant Direct-Fit Catalytic Converter (Part No.457002)

California Grade CARB Compliant Direct-Fit Catalytic Converter

from

$626.99
MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 457002 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. Designed to fit the 2002-2005 Hyundai Sonata and 2002-2006 Kia Optima, this direct-fit catalytic converter also interchanges with OE part 28610-3C875. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:
  • 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 CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Walker – Front Pipe Aluminized 37" (Part No.50476)

Front Pipe Aluminized 37"

from

$386.99
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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BRExhaust – Direct-Fit Premium Muffler Assembly (Part No.169-623)

Direct-Fit Premium Muffler Assembly

from

$416.99
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:
  • One Piece, Direct Fit Unit that eliminates the need for cutting, pipe bending, or welding.
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Ishino – Exhaust Gasket (Part No.H4000116362ISH)

Exhaust Gasket

from

$6.72
Exhaust Gasket

Walker – 2 Bolt Exhaust Pipe Flange Gasket: Metal with Fiber, Heat Resistant, Premium Materials (Part No.31388)

2 Bolt Exhaust Pipe Flange Gasket: Metal with Fiber, Heat Resistant, Premium Materials

from

$5.29
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 – Front Pipe Aluminized 14.375" (Part No.52582)

Front Pipe Aluminized 14.375"

from

$159.99
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 – Exhaust Manifold Hardware Kit (Part No.03415B)

Exhaust Manifold Hardware Kit

from

$29.49
This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:
  • Direct replacement – this exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles
  • Ideal solution – this kit is a reliable replacement for the original hardware that is missing or damaged, or has failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a 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 Pipe Flange Gasket (Part No.71-15054-00)

Exhaust Pipe Flange Gasket

from

$14.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

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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Victor Reinz – Exhaust Manifold Gasket Set (Part No.15-10683-01)

Exhaust Manifold Gasket Set

from

$23.99
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 – Exhaust Intermediate Pipe (Part No.54866)

Exhaust Intermediate Pipe

from

$83.99
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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Walker – Exhaust 36400 Exhaust Pipe Spout (Part No.36400)

Exhaust 36400 Exhaust Pipe Spout

from

$71.99
Made from quality material for durability, Walker exhaust spout pipes are available in a variety of styles and sizes for direct-fit or universal application. 

Product Features:
  • 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 – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 1.875 (Part No.35344)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 1.875

from

$2.79
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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BRExhaust – Exhaust Clamp (Part No.250-050)

Exhaust Clamp

from

$4.99
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.
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Walker – Exhaust 54810 Exhaust Resonator and Pipe Assembly (Part No.54810)

Exhaust 54810 Exhaust Resonator and Pipe Assembly

from

$133.99
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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MagnaFlow – HM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.50708)

HM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$873.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 50708. 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 2006-2008 Hyundai Sonata, 2006-2008 Kia Optima, and more, this direct-fit catalytic converter also interchanges with OE parts 28500-25450 and 28510-25250, 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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Dorman – Manifold Converter – Not Carb Compliant – Not For Sale – NY – CA – ME (Part No.674-128)

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

from

$681.99
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 – Manifold Converter – Not Carb Compliant – Not For Sale – NY – CA – ME (Part No.674-630)

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

from

$489.99
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 – HM Grade Federal / EPA Compliant Manifold Catalytic Converter (Part No.50815)

HM Grade Federal / EPA Compliant Manifold Catalytic Converter

from

$515.99
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 50815. 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 1999-2005 Hyundai Sonata, 2001-2006 Kia Optima, and more, this direct-fit catalytic converter also interchanges with OE parts 28510-37152 and 28510-37371. 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

Dorman – Manifold Converter – Not Carb Compliant – Not For Sale – NY – CA – ME (Part No.674-629)

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

from

$556.99
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
See More

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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Helping You Find the Right Exhaust Parts for Your Kia Optima

You love your Optima. So we’ve made it easier than ever to help you find Kia Optima Exhaust Parts in our online catalog. Our inventory holds 129 aftermarket and OEM Exhaust Parts for your Kia Optima, ranging from $1.30 to $2,573.99.

We offer parts from 14 brands trusted to make quality Exhaust Parts for your Kia Optima. Before you buy, take some time to read through customer reviews. We currently have 7,457 reviews of Kia Optima Exhaust Parts from previous customers. Some of the top rated parts include Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed with 4.6 stars and Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed with 4.0 stars.

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

Our inventory holds Exhaust Parts for your Kia Optima from 14 trusted brands. You’ll find OEM and aftermarket parts from brands like Walker, Felpro, and MagnaFlow, all of which can keep that Kia happy.
We have Felpro parts available for your Kia Optima in categories like Exhaust Pipes. Some of the top-rated Felpro parts in these categories are:
Exhaust Pipe Flange Gasket
from $5.79
(4)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets

Top-Rated Walker Exhaust Parts

Leading Walker Exhaust Parts

We carry Walker brand parts for your Kia Optima across several catalog categories, including Exhaust Hangers. 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 35229 Exhaust System Hanger Insulator
from $7.79
(31)
Exhaust 35229 Exhaust System Hanger Insulator
Exhaust System Insulators

FAQs for Kia Optima Exhaust Parts

What are the most purchased Exhaust Parts for the Kia Optima?

Out of 129 Exhaust Parts for the Kia Optima, 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

What are the top-rated Kia Optima Exhaust Parts?

Top-rated Exhaust Parts for your Kia Optima based on customer reviews/ratings are:
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
from $184.99
(13)
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
“My son had a bad cat converter back in July 2017. So, I purchased one from a online parts store for $189. This included the pipes. Then first of Nove”
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
from $174.99
(11)
Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed
“Used this on my 98 silverado and I suggest for any one to get mega clamp exhaust it work the best no exhaust leak, no engine light passed emission te”
HM Grade Federal / EPA Compliant Universal Catalytic Converter
from $178.99
(10)
HM Grade Federal / EPA Compliant Universal Catalytic Converter
“erfect fit, car sounds great! Advance was the only store to offer this product with a five year warranty. Others were only offering a 2yr one.”