62+ 1980 GMC G3500 Mufflers & Resonators Parts

Mufflers & Resonators (62 products)

Cometic Chevy Gen1 Small Block V8 .094in HTG Exhaust Mani Gasket Set-1.480in x 1.450in Square Ports

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .094in HTG Exhaust Mani Gasket Set-1.480in x 1.450in Square Ports

$41.37

Fel-Pro

Fits All Trims

Fel-Pro Chevrolet K1500 ES 75102 Exhaust Flange Stud and Nut

$29.79

Cometic Chevy Gen1 Small Block V8 .064in AM Exhaust Manifold Gskt Set-1.480in x 1.450in Square Ports

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .064in AM Exhaust Manifold Gskt Set-1.480in x 1.450in Square Ports

$45.76

Cometic Chevy Gen1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set-Brodix GB 2000 Heads

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set-Brodix GB 2000 Heads

$30.81

SoundFX Universal Universal Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

Walker Exhaust

Fits All Trims

SoundFX Universal Universal Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

$43.31

Cometic Chevrolet Gen-1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set

Cometic Gasket

Fits All Trims

Cometic Chevrolet Gen-1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set

$36.20

Cometic Chevy Gen-1 Small Block V8 .043in Copper Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Gasket

Fits All Trims

Cometic Chevy Gen-1 Small Block V8 .043in Copper Exhaust Manifold Gasket Set - 1.625in Round Ports

$53.34

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set-1.55in x 1.55in Square Port

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set-1.55in x 1.55in Square Port

$36.26

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Mani Gskt Set-1.450in x 1.480in Rectangle Port

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Mani Gskt Set-1.450in x 1.480in Rectangle Port

$36.28

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set-1.500in Round Port-23 Deg Head

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set-1.500in Round Port-23 Deg Head

$32.31

Cometic Chevrolet Gen-1 Small Block V8 .094in HTG Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Gasket

Fits All Trims

Cometic Chevrolet Gen-1 Small Block V8 .094in HTG Exhaust Manifold Gasket Set - 1.625in Round Ports

$36.92

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set

$30.81

Cometic Chevy Gen1 Small Block V8 .030in MLS Exhaust Mani Gasket Set-1.560in Square Port-23 Deg Head

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .030in MLS Exhaust Mani Gasket Set-1.560in Square Port-23 Deg Head

$51.05

Cometic Chevrolet Gen-1 Small Block V8 .064in AM Exhaust Header Gasket - Brodix BD2000 Head

Cometic Gasket

Fits All Trims

Cometic Chevrolet Gen-1 Small Block V8 .064in AM Exhaust Header Gasket - Brodix BD2000 Head

$19.28

Cometic Chevy Gen1 SB V8 .030in MLS Exhaust Mani Gskt Set-1.780in x 1.700in D Ports-Brodix 12B Head

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 SB V8 .030in MLS Exhaust Mani Gskt Set-1.780in x 1.700in D Ports-Brodix 12B Head

$53.34

Cometic Chevy Gen1 Small Block V8 .064in ArmorCore Exhaust Manifold Gskt Set-Brodix Race-Rite Heads

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .064in ArmorCore Exhaust Manifold Gskt Set-Brodix Race-Rite Heads

$30.81

Cometic Chevy Gen1 Small Block V8 .030in MLS Exhaust Mani Gasket Set

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .030in MLS Exhaust Mani Gasket Set

$53.34

Cometic Chevy Gen1 Small Block V8 .064in AM Exhaust Gskt Set-1.500in x 1.470in Ports-18 Degree Head

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 Small Block V8 .064in AM Exhaust Gskt Set-1.500in x 1.470in Ports-18 Degree Head

$45.34

Cometic Chevrolet Gen-1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set - 23 Degree Head

Cometic Gasket

Fits All Trims

Cometic Chevrolet Gen-1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set - 23 Degree Head

$32.31

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set-1.810in Round Port

Cometic Gasket

Fits All Trims

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set-1.810in Round Port

$45.34

Frequently Asked Questions

Do these parts fit my 1980 GMC G3500?

This page groups parts listed for the 1980 GMC G3500. 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 mufflers & resonators options are available for my 1980 GMC G3500?

We offer a wide selection of mufflers & resonators parts for the 1980 GMC G3500. 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 1980 GMC G3500?

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

How fast do 1980 GMC G3500 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 1980 GMC G3500 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.

1980 GMC G3500(3,383 parts)

1980 GMC G3500(3,383 parts)

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Other GMC G3500 Years

Mufflers & Resonators (62 products)

Cometic Chevy Gen1 Small Block V8 .094in HTG Exhaust Mani Gasket Set-1.480in x 1.450in Square Ports

Fel-Pro Chevrolet K1500 ES 75102 Exhaust Flange Stud and Nut

Cometic Chevy Gen1 Small Block V8 .064in AM Exhaust Manifold Gskt Set-1.480in x 1.450in Square Ports

Cometic Chevy Gen1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set-Brodix GB 2000 Heads

SoundFX Universal Universal Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

Cometic Chevrolet Gen-1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set

Cometic Chevy Gen-1 Small Block V8 .043in Copper Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set-1.55in x 1.55in Square Port

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Mani Gskt Set-1.450in x 1.480in Rectangle Port

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set-1.500in Round Port-23 Deg Head

Cometic Chevrolet Gen-1 Small Block V8 .094in HTG Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic Chevy Gen1 Small Block V8 .030in MLS Exhaust Mani Gasket Set-1.560in Square Port-23 Deg Head

Cometic Chevrolet Gen-1 Small Block V8 .064in AM Exhaust Header Gasket - Brodix BD2000 Head

Cometic Chevy Gen1 SB V8 .030in MLS Exhaust Mani Gskt Set-1.780in x 1.700in D Ports-Brodix 12B Head

Cometic Chevy Gen1 Small Block V8 .064in ArmorCore Exhaust Manifold Gskt Set-Brodix Race-Rite Heads

Cometic Chevy Gen1 Small Block V8 .030in MLS Exhaust Mani Gasket Set

Cometic Chevy Gen1 Small Block V8 .064in AM Exhaust Gskt Set-1.500in x 1.470in Ports-18 Degree Head

Cometic Chevrolet Gen-1 Small Block V8 .064in ArmorCore Exhaust Manifold Gasket Set - 23 Degree Head

Cometic Chevy Gen1 SB V8 .064in ArmorCore Exhaust Mani Gasket Set-1.810in Round Port

Frequently Asked Questions

Do these parts fit my 1980 GMC G3500?

What mufflers & resonators options are available for my 1980 GMC G3500?

What brands make parts for the 1980 GMC G3500?

How fast do 1980 GMC G3500 parts ship?

What warranty do your 1980 GMC G3500 parts come with?