1981 Buick Century Exhaust Manifold and Header Hardware

Your 1981 Buick Century might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Exhaust Manifold and Header Hardware you desperately need.

We currently carry 10 Exhaust Manifold and Header Hardware to choose from for your 1981 Buick Century, and our inventory prices range from as little as $9.99 up to $89.99.

On top of low prices, Advance Auto Parts offers 4 different trusted brands of Exhaust Manifold and Header Hardware for the 1981 Buick Century. We only sell parts from trusted brands like Walker so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 6 reviews on our Exhaust Manifold and Header Hardware for the 1981 Buick Century from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Exhaust Manifold and Header Hardware stock in-person!

Exhaust Manifold and Header Hardware for Your 1981 Buick Century

Walker – Exhaust 35574 Catalytic Converter Air Tube (Part No.35574)

Exhaust 35574 Catalytic Converter Air Tube

from

$87.99
Walker®, with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today’s emissions control needs, while developing solutions for tomorrow’s challenges. Walker® is a ‘one-stop’ convenience, offerin

Product Features:
  • Offered in a variety of styles and sizes for your installation needs
  • Constructed from durable and robust material for long life
  • Universal fit for installation flexibility
  • Designed to work seamlessly with OE and Walker aftermarket replacement parts
  • New Walker® accessories help to ensure effective exhaust repairs
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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
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ARP Auto Racing – For Use With Chevy Small Block, 3/8 – 16" Thread Size, .75" L, Natural, Set Of 12 (Part No.400-1201)

For Use With Chevy Small Block, 3/8 - 16" Thread Size, .75" L, Natural, Set Of 12

from

$26.99
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
  • 3/8″-16 Thread Size
  • 1″ Underhead Length
See More

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

Dorman – Help – Manifold Bolt and Spring Kit 3/8-16X1-3/4 In. (Part No.03137)

Manifold Bolt and Spring Kit 3/8-16X1-3/4 In.

from

$12.29
Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit is designed for direct replacement of rusted or damaged exhaust bolts and springs.

Product Features:
  • New hardware helps fix exhaust leaks
  • Depending on the application, kits include hardware to securely attach the manifold to the exhaust system
  • Also available separately (where applicable)
  • Hardened steel construction for long-lasting durability
See More

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

Vibe-Lock Bolt

from

$89.99
Vibe-Lock Bolt

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

Vibe Lock Header Bolt Kit

from

$89.99
Vibe Lock Header Bolt Kit

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 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

Dorman – Help – Manifold Bolt and Spring Kit – 3/8-16 x 2-13/16 In. (Part No.03134)

Manifold Bolt and Spring Kit - 3/8-16 x 2-13/16 In.

from

$9.99
Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit is designed for direct replacement of rusted or damaged exhaust bolts and springs.

Product Features:
  • New hardware helps fix exhaust leaks
  • Depending on the application, kits include hardware to securely attach the manifold to the exhaust system
  • Also available separately (where applicable)
  • Hardened steel construction for long-lasting durability
See More

FAQs for 1981 Buick Century Exhaust Manifold and Header Hardware

What are the most popular Exhaust Manifold and Header Hardware for the 1981 Buick Century?

With 4 brands you can trust, our most popular Exhaust Manifold and Header Hardware for the 1981 Buick Century parts are:
Exhaust 35574 Catalytic Converter Air Tube
from $87.99
(1)
Exhaust 35574 Catalytic Converter Air Tube
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
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