1981 GMC P3500 Exhaust Manifold and Headers

Essential 1981 GMC P3500 Exhaust Manifold and Headers

Dorman – Direct Fit Exhaust Manifold: With Heat Shield (Part No.674-161)

Direct Fit Exhaust Manifold: With Heat Shield

from

$149.99
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 – 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
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Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-197)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$144.99
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 – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-390)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$196.99
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.674-244)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$195.99
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.674-202)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$145.99
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.674-530)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$303.99
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.674-249)

Direct Fit Exhaust Manifold: With Heat Shield

from

$117.99
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

Hooker Headers – ExhstHdr (Part No.2301HKR)

ExhstHdr

from

$617.99
ExhstHdr

Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-250)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$155.99
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

ARP Auto Racing – For Use With Chevy Ls V8 Engine, M8 Thread Size, Hex Head, Black Oxide, Set Of 12 (Part No.134-1102)

For Use With Chevy Ls V8 Engine, M8 Thread Size, Hex Head, Black Oxide, Set Of 12

from

$41.49
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12-Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • Set of 12
  • 3/8” Wide Header Flange
  • 1.181? Underhead Length
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ARP Auto Racing – 0.750" L, Hex Style Head Type, Black Oxide, Black, Chrome Moly, Set Of 12 (Part No.100-1101)

0.750" L, Hex Style Head Type, Black Oxide, Black, Chrome Moly, Set Of 12

from

$25.99
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12-Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 Psi Tensile Strength
  • Set of 12
  • 0.75″ Overall Length
See More

ARP Auto Racing – For Use With Chevy Small Block, Black Oxide, Black, Chrome Moly, Set Of 12 (Part No.100-1201)

For Use With Chevy Small Block, Black Oxide, Black, Chrome Moly, Set Of 12

from

$18.99
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12 Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • Set of 12
  • 0.75″ Overall Length
See More

ARP Auto Racing – For Use With Chevy Small Block, 3/8"-16, 1"L, Hex Head, Natural, Ss, Set Of 12 (Part No.400-1111)

For Use With Chevy Small Block, 3/8"-16, 1"L, Hex Head, Natural, Ss, Set Of 12

from

$44.49
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12-Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 Psi Tensile Strength
  • 3/8″-16 Thread Size
  • 1″ Underhead Length
See More

ARP Auto Racing – For Use With Chevy Small Block, 3/8"-16, 0.75"L, Hex Head, Natural Ss, Set Of 12 (Part No.400-1101)

For Use With Chevy Small Block, 3/8"-16, 0.75"L, Hex Head, Natural Ss, Set Of 12

from

$24.99
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12 Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • 0.75″ Underhead Length
  • Set of 12
See More

ARP Auto Racing – For Use With Chevy Big Block, 3/8"-16, 0.75"L, Hex Head, Natural, Ss, Set Of 16 (Part No.400-1102)

For Use With Chevy Big Block, 3/8"-16, 0.75"L, Hex Head, Natural, Ss, Set Of 16

from

$40.49
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12 Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • 3/8″-16 Thread Size
  • 1″ Underhead Length
See More

ARP Auto Racing – For Use With Chevy Big Block, 3/8"-16, 0.75"L, Hex Head, Black Oxide, Set Of 16 (Part No.100-1102)

For Use With Chevy Big Block, 3/8"-16, 0.75"L, Hex Head, Black Oxide, Set Of 16

from

$24.99
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12 Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • Set of 16
  • 0.75″ Overall Length
See More

Taylor Gaskets – Vibe Lock Header Bolt Kit (Part No.310004)

Vibe Lock Header Bolt Kit

from

$89.99
Vibe Lock Header Bolt Kit

Taylor Gaskets – Vibe-Lock Bolt (Part No.310016)

Vibe-Lock Bolt

from

$89.99
Vibe-Lock Bolt

1981 GMC P3500 Exhaust Manifold and Headers

Maybe you’re in the middle of a full rebuild of that 1981 GMC P3500. Maybe you just need a couple of Exhaust Manifold and Headers. Either way, Advance Auto Parts has 12 different Exhaust Manifold and Headers in our inventory ranging from $18.99 to $617.99. That means you can find the exact parts or products you need to keep that 1981 GMC P3500 running smoothly.

Exhaust Manifold and Headers are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 1981 GMC P3500. Dorman, ARP Auto Racing, and Hooker Headers are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Exhaust Manifold and Headers for your 1981 GMC P3500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Exhaust Manifold and Headers to keep your 1981 GMC P3500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Exhaust Manifold and Headers Brands To Make Your 1981 GMC P3500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1981 GMC P3500 demands trusted brand parts and products to keep it running. Many trusted brands of Exhaust Manifold and Headers make up Advance Auto Parts’ inventory, and all are ready to help make your P3500 the best it can be. Be sure to browse some of our top Exhaust Manifold and Headers brands and parts.

FAQs for 1981 GMC P3500 Exhaust Manifold and Headers

What are the most purchased Exhaust Manifold and Headers for the 1981 GMC P3500?

Out of 12 Exhaust Manifold and Headers for the 1981 GMC P3500, the most popular in our inventory are:
Direct Fit Exhaust Manifold: Without Heat Shield
from $145.99
This product is not rated
Direct Fit Exhaust Manifold: Without Heat Shield
Exhaust Manifold and Headers
For Use With Chevy Small Block, 3/8"-16, 1"L, Hex Head, Natural, Ss, Set Of 12
from $44.49
This product is not rated
For Use With Chevy Small Block, 3/8"-16, 1"L, Hex Head, Natural, Ss, Set Of 12
Exhaust Manifold and Header Hardware
For Use With Chevy Small Block, 3/8 - 16" Thread Size, .75" L, Natural, Set Of 12
from $26.99
This product is not rated
For Use With Chevy Small Block, 3/8 – 16" Thread Size, .75" L, Natural, Set Of 12
Exhaust Manifold and Header Hardware