82+ 1981 GMC K1500 Cold Air Intakes Sierra Classic Parts

Sierra Classic · Cold Air Intakes (82 products)

Exact-fit parts for the 1981 GMC K1500 Sierra Classic.

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

Cometic Gasket

Part # C15319-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

$42.37

Cometic Chevy Gen1 Small Block V8 .031in Fiber Intake Mani Gskt Set-1.282in x 2.175in Rectangle Port

Cometic Gasket

Part # C5528-031

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .031in Fiber Intake Mani Gskt Set-1.282in x 2.175in Rectangle Port

$38.77

Cometic Chevy Gen1 Small Block V8 Intake Mani Gasket .060in Fiber-1.280in X 2.170in Port-20 Pack

Cometic Gasket

Part # CP5528

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 Intake Mani Gasket .060in Fiber-1.280in X 2.170in Port-20 Pack

$170.24

Cometic Chevy Gen1 Small Block V8 .094in Fiber Intake Mani Gasket Set

Cometic Gasket

Part # C5544-094

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .094in Fiber Intake Mani Gasket Set

$38.77

Cometic Chevrolet Gen-1 Small Block V8 .047in KF Intake Manifold Gasket Set - Brodix WP262 Head

Cometic Gasket

Part # C5427-047

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .047in KF Intake Manifold Gasket Set - Brodix WP262 Head

$35.10

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

Cometic Gasket

Part # C5542-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

$48.56

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit

Cometic Gasket

Part # C15318

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit

$42.37

Cometic Intake Manifold Bolts 3/8 - 16 x 1in - Grade 8 Zinc Plated

Cometic Gasket

Part # CF1010

Confirmed Fit

Cometic Intake Manifold Bolts 3/8 - 16 x 1in - Grade 8 Zinc Plated

$34.89

Cometic Gasket

Part # C15322-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

$44.35

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Set-1.282in x 2.175in Rectangle Port

Cometic Gasket

Part # C5528-060

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Set-1.282in x 2.175in Rectangle Port

$38.77

Cometic Chevy Gen1 Small Block V8 .020in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

Cometic Gasket

Part # C5542-020

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .020in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

$38.77

Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

Cometic Gasket

Part # C5542-047

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

$38.77

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit-2.00in x 1.25in Port

Cometic Gasket

Part # C15178FC

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit-2.00in x 1.25in Port

$28.38

Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gasket Set

Cometic Gasket

Part # C5544-047

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gasket Set

$38.77

Cometic Chevy Gen-1 Small Block V8 .039in Fiber Intake Manifold Gasket Set - Brodix GB 2000 Heads

Cometic Gasket

Part # C5423-039

Confirmed Fit

Cometic Chevy Gen-1 Small Block V8 .039in Fiber Intake Manifold Gasket Set - Brodix GB 2000 Heads

$31.58

Cometic Chevy Gen1 Small Block V8 .059in CFM-20 Intake Manifold Gskt Set-Brodix IK 180/RR 180 Heads

Cometic Gasket

Part # C5416-059

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .059in CFM-20 Intake Manifold Gskt Set-Brodix IK 180/RR 180 Heads

$35.10

Cometic Chevy Gen1 Small Block V8 .188in Fiber Intake Mani Gasket Set-1.350in x 2.250in Port

Cometic Gasket

Part # C5541-188

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .188in Fiber Intake Mani Gasket Set-1.350in x 2.250in Port

$42.64

Fel-Pro

Part # MS903142

Confirmed Fit

Fel-Pro 82-86 Chevrolet Camaro/1969 El Camino Engine Intake Manifold Gasket Set

$14.92

Cometic Chevy Gen-1 Small Block V8 .094in Fiber Intake Manifold Gasket Set - Brodix GB 2000 Heads

Cometic Gasket

Part # C5423-094

Confirmed Fit

Cometic Chevy Gen-1 Small Block V8 .094in Fiber Intake Manifold Gasket Set - Brodix GB 2000 Heads

$39.85

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set

Cometic Gasket

Part # C5414-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set

$38.32

Frequently Asked Questions

Do these parts fit my 1981 GMC K1500 Sierra Classic?

This page groups parts listed for the 1981 GMC K1500 Sierra Classic. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What cold air intakes options are available for my 1981 GMC K1500 Sierra Classic?

We offer a wide selection of cold air intakes parts for the 1981 GMC K1500 Sierra Classic. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 1981 GMC K1500 Sierra Classic?

We carry parts from trusted brands including Cometic Gasket, Fel-Pro, and Victor Reinz, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1981 GMC K1500 Sierra Classic parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1981 GMC K1500 Sierra Classic parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1981 GMC K1500(3,994 parts)

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Other GMC K1500 Years

1981 GMC K1500(3,994 parts)

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Other GMC K1500 Years

Sierra Classic · Cold Air Intakes (82 products)

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

Cometic Chevy Gen1 Small Block V8 .031in Fiber Intake Mani Gskt Set-1.282in x 2.175in Rectangle Port

Cometic Chevy Gen1 Small Block V8 Intake Mani Gasket .060in Fiber-1.280in X 2.170in Port-20 Pack

Cometic Chevy Gen1 Small Block V8 .094in Fiber Intake Mani Gasket Set

Cometic Chevrolet Gen-1 Small Block V8 .047in KF Intake Manifold Gasket Set - Brodix WP262 Head

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit

Cometic Intake Manifold Bolts 3/8 - 16 x 1in - Grade 8 Zinc Plated

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Set-1.282in x 2.175in Rectangle Port

Cometic Chevy Gen1 Small Block V8 .020in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gskt Set-1.240in x 2.100in Rectangle Port

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit-2.00in x 1.25in Port

Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gasket Set

Cometic Chevy Gen-1 Small Block V8 .039in Fiber Intake Manifold Gasket Set - Brodix GB 2000 Heads

Cometic Chevy Gen1 Small Block V8 .059in CFM-20 Intake Manifold Gskt Set-Brodix IK 180/RR 180 Heads

Cometic Chevy Gen1 Small Block V8 .188in Fiber Intake Mani Gasket Set-1.350in x 2.250in Port

Fel-Pro 82-86 Chevrolet Camaro/1969 El Camino Engine Intake Manifold Gasket Set

Cometic Chevy Gen-1 Small Block V8 .094in Fiber Intake Manifold Gasket Set - Brodix GB 2000 Heads

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set

Frequently Asked Questions

Do these parts fit my 1981 GMC K1500 Sierra Classic?

What cold air intakes options are available for my 1981 GMC K1500 Sierra Classic?

What brands make parts for the 1981 GMC K1500 Sierra Classic?

How fast do 1981 GMC K1500 Sierra Classic parts ship?

What warranty do your 1981 GMC K1500 Sierra Classic parts come with?