Workhorse W42 Exhaust Manifold and Headers

Your Workhorse W42 will be happy to know that the search for the right Exhaust Manifold and Headers you’ve been looking for is over! Advance Auto Parts has 3 different Exhaust Manifold and Headers for your vehicle, ready for shipping or in-store pick up. The best part is, our Workhorse W42 Exhaust Manifold and Headers start from as little as $114.99.

When it comes to your Workhorse W42, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Exhaust Manifold and Headers brands so you can shop with complete confidence. Some of our top Exhaust Manifold and Headers brands are Dorman. We’re sure you will get the right product to keep that W42 running for a long time.

We even have reviews of our OEM and aftermarket Exhaust Manifold and Headers products to help you buy with confidence. Hear from other customers via the 172 reviews on parts for your Workhorse W42.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Exhaust Manifold and Headers for your W42, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 14 Workhorse Exhaust Manifold and Headers

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-522)

Direct Fit Exhaust Manifold: With Heat Shield

from

$114.99
Certain original equipment exhaust manifolds warp and crack due to lower-grade iron construction. This Dorman OE FIX replacement is made of high-grade ductile iron that better handles heat and stress for greater durability.

Product Features:
  • Upgraded materials – this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking
  • Complete kit – includes new manifold, manifold gasket, flange gasket, 3 studs, 3 nuts
  • Direct fit – reverse engineered from original equipment for seamless installation
  • Quality engineering – designed and tested in the United States
See More

Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-470)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$174.99
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
See More

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-732)

Direct Fit Exhaust Manifold: With Heat Shield

from

$162.99
Certain original equipment exhaust manifolds warp and crack due to lower-grade iron construction. This Dorman OE FIX replacement is made of high-grade ductile iron that better handles heat and stress for greater durability.

Product Features:
  • Upgraded materials – this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking
  • Complete kit – includes new manifold, manifold gasket, 2 flange gaskets, 3 studs, 3 nuts
  • Direct fit – reverse engineered from original equipment for seamless installation
  • Quality engineering – designed and tested in the United States
See More

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-736)

Direct Fit Exhaust Manifold: With Heat Shield

from

$249.99
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
See More

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-523)

Direct Fit Exhaust Manifold: With Heat Shield

from

$209.99
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
See More

Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-446)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$147.99
Certain original equipment exhaust manifolds warp and crack due to lower-grade iron construction. This Dorman OE FIX replacement is made of high-grade ductile iron that better handles heat and stress for greater durability.

Product Features:
  • Upgraded materials – this replacement exhaust manifold is constructed of ductile iron to prevent future warping and cracking
  • Complete kit – includes new manifold, manifold gasket, flange gasket, 3 studs, 3 nuts
  • Direct fit – reverse engineered from original equipment for seamless installation
  • Quality engineering – designed and tested in the United States
See More

Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-731)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$101.99
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
See More

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-524)

Direct Fit Exhaust Manifold: With Heat Shield

from

$189.99
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
See More

Dorman – HD Solutions – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-5603)

Direct Fit Exhaust Manifold: With Heat Shield

from

$281.99
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
See More

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-858)

Direct Fit Exhaust Manifold: With Heat Shield

from

$341.99
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
See More

Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-860)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$287.99
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
See More

Dorman – HD Solutions – Exhaust Manifold Kit – Includes Required Gaskets And Hardware (Part No.674-5600)

Exhaust Manifold Kit - Includes Required Gaskets And Hardware

from

$805.99
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
See More

Dorman – HD Solutions – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-5007)

Direct Fit Exhaust Manifold: Without Heat Shield

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:
  • 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
See More

Dorman – HD Solutions – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-5602)

Direct Fit Exhaust Manifold: With Heat Shield

from

$311.99
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
See More

FAQs for Workhorse W42 Exhaust Manifold and Headers

What are the most popular Exhaust Manifold and Headers for the Workhorse W42?

With 1 brands you can trust, our most popular Exhaust Manifold and Headers for the Workhorse W42 are:
Direct Fit Exhaust Manifold: With Heat Shield
from $114.99
(16)
Direct Fit Exhaust Manifold: With Heat Shield
Exhaust Manifold and Headers
Direct Fit Exhaust Manifold: With Heat Shield
from $162.99
(12)
Direct Fit Exhaust Manifold: With Heat Shield
Exhaust Manifold and Headers
Direct Fit Exhaust Manifold: Without Heat Shield
from $174.99
(4)
Direct Fit Exhaust Manifold: Without Heat Shield
Exhaust Manifold and Headers