Kenworth T800 Exhaust Parts

Essential Kenworth T800 Exhaust Parts

Dorman – HD Solutions – Brake Solenoid (Part No.904-7125)

Brake Solenoid

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$157.99
This exhaust brake actuator is designed to match the appearance and function of the original actuator on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this exhaust brake actuator is made to match the fit and performance of the original actuator on specific vehicle applications
  • Ideal solution – this actuator is a reliable replacement for an original part that has failed due to collision damage or fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5015)

Direct Fit Exhaust Manifold: Without Heat Shield

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$706.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.

Product Features:
  • Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
  • Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
  • Complete repair – includes all necessary gaskets and downpipe hardware
  • Trustworthy design – built by industry leader in aftermarket manifolds
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Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5002)

Direct Fit Exhaust Manifold: Without Heat Shield

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$969.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.

Product Features:
  • Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
  • Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
  • Complete repair – includes all necessary gaskets and downpipe hardware
  • Trustworthy design – built by industry leader in aftermarket manifolds
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Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5008)

Direct Fit Exhaust Manifold: Without Heat Shield

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$789.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.

Product Features:
  • Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
  • Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
  • Complete repair – includes all necessary gaskets and downpipe hardware
  • Trustworthy design – built by industry leader in aftermarket manifolds
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Walker – Exhaust 42424 Exhaust Pipe (Part No.42424)

Exhaust 42424 Exhaust Pipe

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$39.99
Made from stainless steel for durability, Walker® pre-cut flex tubing is available in a variety of diameters and lengths for a variety of applications.  

Product Features:
  • DAMPENS VIBRATIONS — Flex-lock construction dampens exhaust system vibrations and movement while inhibiting leaks 
  • RESISTS CORROSION — Durable stainless-steel construction 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 
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of diameters and lengths; see product specifications for more information 
  • COMPATIBILITY — Designed for use with strap band clamps  
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Walker – Exhaust 41693 Exhaust Pipe (Part No.41693)

Exhaust 41693 Exhaust Pipe

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$40.49
Made from stainless steel for durability, Walker® pre-cut flex tubing is available in a variety of diameters and lengths for a variety of applications.  

Product Features:
  • DAMPENS VIBRATIONS — Flex-lock construction dampens exhaust system vibrations and movement while inhibiting leaks 
  • RESISTS CORROSION — Durable stainless-steel construction 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 
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of diameters and lengths; see product specifications for more information 
  • COMPATIBILITY — Designed for use with strap band clamps  
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Walker – Exhaust 42423 Exhaust Pipe (Part No.42423)

Exhaust 42423 Exhaust Pipe

from

$33.99
Made from stainless steel for durability, Walker® pre-cut flex tubing is available in a variety of diameters and lengths for a variety of applications.  

Product Features:
  • DAMPENS VIBRATIONS — Flex-lock construction dampens exhaust system vibrations and movement while inhibiting leaks 
  • RESISTS CORROSION — Durable stainless-steel construction 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 
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of diameters and lengths; see product specifications for more information 
  • COMPATIBILITY — Designed for use with strap band clamps  
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Walker – Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance (Part No.22963)

Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance

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$196.99
Mega-Flow performance mufflers combine Walker quality and engineering with cutting-edge technology, to deliver unparalleled performance and reduce backpressure without sacrificing acoustics. Walker is a “one-stop” convenience, offering complete engine-t

Product Features:
  • Manufactured from aluminized steel for durability
  • Straight-through performance design engineered for class 7 and 8 vehicles
  • Delivers as much as 30% back-pressure reduction without sacrificing acoustics
  • Offered in a variety of styles, sizes and materials for your installation needs
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Walker – Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance (Part No.22920)

Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance

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$155.99
Walker offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and componen

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
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Walker – Clamp V-Band Bolt Dia 0.25 Length Nut Type Lock Pipe Dia 4 (Part No.35290)

Clamp V-Band Bolt Dia 0.25 Length Nut Type Lock Pipe Dia 4

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$49.49
Complete your exhaust repair with a Walker® V band clamp. Featuring a T-bolt latch design for superior clamping and sealing, Walker hardware is manufactured from durable and robust material for long service life.

Product Features:
  • SUPERIOR SEAL — T-bolt latch design for superior clamping and sealing
  • OE DESIGN — Designed with OE-style features for secure fit
  • THE RIGHT CONNECTION — For use with flared connectors
  • PREMIUM MATERIALS – Made from robust material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 5 (Part No.35775)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 5

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$8.29
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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Walker – Clamp V-Band Bolt Dia 0.25 Length Nut Type Lock Pipe Dia 5 (Part No.35806)

Clamp V-Band Bolt Dia 0.25 Length Nut Type Lock Pipe Dia 5

from

$41.99
Complete your exhaust repair with a Walker® V band clamp. Featuring a T-bolt latch design for superior clamping and sealing, Walker hardware is manufactured from durable and robust material for long service life.

Product Features:
  • SUPERIOR SEAL — T-bolt latch design for superior clamping and sealing
  • OE DESIGN — Designed with OE-style features for secure fit
  • THE RIGHT CONNECTION — For use with flared connectors
  • PREMIUM MATERIALS – Made from robust material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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Dorman – HD Solutions – Turbocharger Clamp (Part No.674-7015)

Turbocharger Clamp

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$55.99
This exhaust clamp is designed to match the function of the original equipment clamp on specified vehicles. Manufactured from quality materials for reliability, it is engineered to help ensure secure connections between exhaust system components.

Product Features:
  • Direct replacement – this exhaust clamp is designed to match the function of the original equipment clamp on specified vehicles
  • Ideal solution – engineered to help ensure secure connections between exhaust system components
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – Exhaust Gas Temperature Sensor (Part No.904-7147)

Exhaust Gas Temperature Sensor

from

$133.99
EGT sensors frequently seize in the exhaust bung, making replacement difficult and damaging the bung. This Dorman OE FIX solution directly replaces the sensor and comes with a bung repair kit just in case.

Product Features:
  • Convenient solution – this replacement EGT sensor comes with a bung repair kit in case the bung is damaged during removal
  • Cost-effective fix – bung repair kit allows direct repair of damaged bung instead of replacing entire exhaust pipe
  • Complete kit – comes with sensor, new bung, weld-on plate and zip tie
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Carquest Premium – Premium Exhaust Gas Temperature (EGT) Sensor EGA2631 (Part No.EGA2631)

Premium Exhaust Gas Temperature (EGT) Sensor EGA2631

from

$90.99
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

Product Features:
  • The temperature of various systems must be reported to the engine control module (ECM) as well as other operating system controllers in the vehicle. Coolant temperature, cabin temperature, exhaust temperature and ambient temperature are just a few systems
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Application matched components ensures system operation in like new condition.
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Dorman – HD Solutions – Exhaust Gas Temperature Sensor (Part No.904-7134)

Exhaust Gas Temperature Sensor

from

$185.99
EGT sensors frequently seize in the exhaust bung, making replacement difficult and damaging the bung. This Dorman OE FIX solution directly replaces the sensor and comes with a bung repair kit just in case..

Product Features:
  • Convenient solution – this replacement EGT sensor comes with a bung repair kit in case the bung is damaged during removal.
  • Cost-effective fix – bung repair kit allows direct repair of damaged bung instead of replacing entire exhaust pipe
  • Complete kit – comes with sensor, new bung, weld-on plate and zip tie
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Dorman – HD Solutions – HD Diesel Oxidation Catalyst – Not For Sale – CA (Part No.674-3103)

HD Diesel Oxidation Catalyst - Not For Sale - CA

from

$3177.99
This diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – HD Diesel Oxidation Catalyst – Not For Sale – CA (Part No.674-3102)

HD Diesel Oxidation Catalyst - Not For Sale - CA

from

$3216.99
This diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this diesel oxidation catalyst is designed to match the fit and function of the original catalyst on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – HD Solutions – Flex Bellows Kit (Part No.674-6019)

Flex Bellows Kit

from

$579.99
This exhaust bellow, also called a flex pipe, is a direct replacement for the original equipment pipe. Made of durable materials for reliable service and a long life, this exhaust bellow includes the necessary installation hardware.

Product Features:
  • Direct replacement – this exhaust flex pipe matches the fit and function of the pipe to prevent exhaust leaks that result in lost engine efficiency
  • Trustworthy construction – engineered in North America and made with from durable materials for reliability and long service life
  • Complete installation – this flex pipe includes hardware required for a complete replacement
  • Quality tested – this exhaust bellow has undergone vehicle fitment and material testing to ensure proper fit and performance for this vehicle’s application
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Dorman – HD Solutions – Exhaust Bellow Pipe (Part No.674-6020)

Exhaust Bellow Pipe

from

$521.99
This exhaust bellow, also called a flex pipe, is a direct replacement for the original equipment pipe. Made of durable materials for reliable service and a long life, this exhaust bellow includes the necessary installation hardware.

Product Features:
  • Direct replacement – this exhaust flex pipe matches the fit and function of the pipe to prevent exhaust leaks that result in lost engine efficiency
  • Trustworthy construction – engineered in North America and made with from durable materials for reliability and long service life
  • Complete installation – this flex pipe includes hardware required for a complete replacement
  • Quality tested – this exhaust bellow has undergone vehicle fitment and material testing to ensure proper fit and performance for this vehicle’s application
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Dorman – HD Solutions – Exhaust Bellow Pipe (Part No.674-6018)

Exhaust Bellow Pipe

from

$519.99
This exhaust bellow, also called a flex pipe, is a direct replacement for the original equipment pipe. Made of durable materials for reliable service and a long life, this exhaust bellow includes the necessary installation hardware.

Product Features:
  • Direct replacement – this exhaust flex pipe matches the fit and function of the pipe to prevent exhaust leaks that result in lost engine efficiency
  • Trustworthy construction – engineered in North America and made with from durable materials for reliability and long service life
  • Complete installation – this flex pipe includes hardware required for a complete replacement
  • Quality tested – this exhaust bellow has undergone vehicle fitment and material testing to ensure proper fit and performance for this vehicle’s application
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Dorman – HD Solutions – Exhaust Bellow Pipe (Part No.674-6021)

Exhaust Bellow Pipe

from

$515.99
This exhaust bellow, also called a flex pipe, is a direct replacement for the original equipment pipe. Made of durable materials for reliable service and a long life, this exhaust bellow includes the necessary installation hardware.

Product Features:
  • Direct replacement – this exhaust flex pipe matches the fit and function of the pipe to prevent exhaust leaks that result in lost engine efficiency
  • Trustworthy construction – engineered in North America and made with from durable materials for reliability and long service life
  • Complete installation – this flex pipe includes hardware required for a complete replacement
  • Quality tested – this exhaust bellow has undergone vehicle fitment and material testing to ensure proper fit and performance for this vehicle’s application
See More

Helping You Find the Right Exhaust Parts for Your Kenworth T800

You love your T800. So we’ve made it easier than ever to help you find Kenworth T800 Exhaust Parts in our online catalog. Our inventory holds 26 aftermarket and OEM Exhaust Parts for your Kenworth T800, ranging from $8.29 to $3,216.99.

We offer parts from 3 brands trusted to make quality Exhaust Parts for your Kenworth T800. Before you buy, take some time to read through customer reviews. We currently have 13,114 reviews of Kenworth T800 Exhaust Parts from previous customers.

Find your T800 Exhaust Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Kenworth T800 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 Kenworth T800

Our inventory holds Exhaust Parts for your Kenworth T800 from 3 trusted brands. You’ll find OEM and aftermarket parts from brands like Walker, Dorman, and Carquest Premium, all of which can keep that Kenworth happy.