Kenworth Exhaust Parts
Exhaust Parts for Your Kenworth
Search below to discover our list of available Exhaust Parts for your Kenworth. To narrow your list, select the category that best describes the Kenworth part you are looking for and we will navigate you to the right inventory list. You will be on your way to big savings in no time!
Essential Kenworth Exhaust Parts
Walker – Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance (Part No.22920)
from
$103.99
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
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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
Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 5 (Part No.35775)
from
$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.
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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
Walker – Clamp V-Band Bolt Dia 0.25 Length Nut Type Lock Pipe Dia 5 (Part No.35806)
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:
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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
Walker – Direct Fit Catalytic Converter: No Fabrication Needed, EPA Compliance (Part No.22963)
from
$158.99
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
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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
Walker – Tail Pipe Aluminized 12" (Part No.41097)
from
$64.99
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:
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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
Walker – Exhaust 42424 Exhaust Pipe (Part No.42424)
from
$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.
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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
Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5002)
from
$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.
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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
Walker – Stack Pipe Aluminized 36" (Part No.43719)
from
$87.99
Made from quality material for durability, Walker® stack pipes are available in a variety of styles and sizes for a variety of applications.
Product Features:
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Product Features:
- RESISTS CORROSION — Durable quality materials for corrosion resistance and performance
- CONNECTS EXHAUST PARTS — Precision bends for a secure, leak-free connection
- BETTER TOGETHER — Use premium Walker accessories when installing Walker mufflers for a complete exhaust system upgrade
- FLEXIBLE SOLUTION — Offered in a variety of styles and sizes; may require fabrication and welding; see product specifications for more information
- OE DESIGN — Designed with OE-style connectors and hangers for secure fit (where applicable)
Dorman – HD Solutions – Exhaust V-Band Clamp (Part No.674-7012)
from
$76.99
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.
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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
Walker – Exhaust 42939 Exhaust Elbow (Part No.42939)
from
$81.99
Made from aluminized steel for durability, Walker® premium elbows are manufactured with precision benders for quick and easy installation.
Product Features:
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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 to ensure a precise fit that performs like original equipment
- OPTIMAL EXHAUST FLOW — Connects pipes at correct angle for optimal exhaust flow
- BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
Walker – Tail Pipe Aluminized 18" (Part No.42130)
from
$88.99
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:
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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
Walker – Clamp V-Band Bolt Dia 0.25 Length Nut Type Lock Pipe Dia 4 (Part No.35290)
from
$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:
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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
Dorman – HD Solutions – HD Diesel Oxidation Catalyst – Not For Sale – CA (Part No.674-3102)
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:
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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
Dorman – HD Solutions – HD Diesel Oxidation Catalyst – Not For Sale – CA (Part No.674-3103)
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.
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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
Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5007)
from
$728.99
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:
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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
Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5015)
from
$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:
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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
Dorman – HD Solutions – Flex Bellows Kit (Part No.674-6019)
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:
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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
Dorman – HD Solutions – Exhaust Bellow Pipe (Part No.674-6020)
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:
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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
Dorman – HD Solutions – Exhaust Bellow Pipe (Part No.674-6018)
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:
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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
Dorman – HD Solutions – Exhaust Bellow Pipe (Part No.674-6021)
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:
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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
Dorman – HD Solutions – Exhaust Bellow Joint Expansion (Part No.674-5605)
from
$311.99
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:
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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
Walker – Stack Pipe Chrome 36" (Part No.29308)
from
$231.99
Made from quality material for durability, Walker® stack pipes are available in a variety of styles and sizes for a variety of applications.
Product Features:
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Product Features:
- RESISTS CORROSION — Durable quality materials for corrosion resistance and performance
- CONNECTS EXHAUST PARTS — Precision bends for a secure, leak-free connection
- BETTER TOGETHER — Use premium Walker accessories when installing Walker mufflers for a complete exhaust system upgrade
- FLEXIBLE SOLUTION — Offered in a variety of styles and sizes; may require fabrication and welding; see product specifications for more information
- OE DESIGN — Designed with OE-style connectors and hangers for secure fit (where applicable)
Walker – Heavy Duty Muffler, Direct Replacement, No Fabrication Needed (Part No.22552)
from
$211.99
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:
See More
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
Dorman – HD Solutions – Exhaust Gas Temperature Sensor (Part No.904-7134)
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..
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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
Dorman – HD Solutions – Brake Solenoid (Part No.904-7125)
from
$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:
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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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