66+ 1981 Chevrolet K20 Mufflers & Resonators Silverado Parts - Page 3

Silverado · Mufflers & Resonators (66 products)

Exact-fit parts for the 1981 Chevrolet K20 Silverado.

Magnaflow

Part # 339106

Confirmed Fit

MagnaFlow Conv Universal 2.5in Inlet 2.5in Outlet 16in Length

$523.00

Cometic Chevy Gen1 SB V8 .060in HTS Exhaust Mani Gasket Set-2.00in Round Port-Hooker/Stahl Bolt Patt

Cometic Gasket

Part # C15200

Confirmed Fit

Cometic Chevy Gen1 SB V8 .060in HTS Exhaust Mani Gasket Set-2.00in Round Port-Hooker/Stahl Bolt Patt

$35.92

Fel-Pro

Part # ES75103

Confirmed Fit

Fel-Pro Chevrolet K1500 ES 75103 Exhaust Flange Stud and Nut

$29.98

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

Cometic Gasket

Part # C15010-059

Confirmed Fit

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

$64.74

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Gasket

Part # C5893-030

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.625in Round Ports

$52.20

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Header Gasket Kit - All Pro Heads

Cometic Gasket

Part # C5868-030

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Header Gasket Kit - All Pro Heads

$83.03

Cometic Chevrolet Gen-1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Gasket

Part # C5893HTS

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set - 1.625in Round Ports

$37.77

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Mani Gasket Set-1.480in x 1.450in Square Ports

Cometic Gasket

Part # C15190HTS

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Mani Gasket Set-1.480in x 1.450in Square Ports

$34.87

Magnaflow

Part # 94006

Confirmed Fit

MagnaFlow Conv Univ 2.5 FED

$129.00

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

Cometic Gasket

Part # C5415-064

Confirmed Fit

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

$30.81

Cometic Chevy Gen1 SB V8 .060in HTS Exhaust Mani Gasket Set-1.650in x 1.600in D Port

Cometic Gasket

Part # C15201

Confirmed Fit

Cometic Chevy Gen1 SB V8 .060in HTS Exhaust Mani Gasket Set-1.650in x 1.600in D Port

$30.90

Fel-Pro

Part # 60556

Confirmed Fit

Fel-Pro Chevrolet C10 60556 Exhaust Pipe Flange Gasket

$14.26

Cometic Chevy Gen1 Small Block V8 .060in Fiber Exhaust Mani Gskt Set-1.500in Round Port-23 Deg Head

Cometic Gasket

Part # C5549HTS

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Exhaust Mani Gskt Set-1.500in Round Port-23 Deg Head

$32.31

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Header Gasket Set - All Pro Heads

Cometic Gasket

Part # C5867-030

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Header Gasket Set - All Pro Heads

$104.95

Cometic Chevy Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - Brodix/All Pro (7 Bolt)

Cometic Gasket

Part # C5040-030

Confirmed Fit

Cometic Chevy Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - Brodix/All Pro (7 Bolt)

$47.90

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

Cometic Gasket

Part # C5891-030

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

$51.05

MAHLE Original American Motors Concord 82-80 Exhaust Gas Recirculation Valve Gasket

Victor Reinz

Part # G17797

Confirmed Fit

MAHLE Original American Motors Concord 82-80 Exhaust Gas Recirculation Valve Gasket

$15.94

Magnaflow

Part # 93432

Confirmed Fit

MagnaFlow Conv DF GM 25inch x 7inch x 4inch 2.5/2.5inch

$219.00

Cometic Chevrolet Gen-1 Small Block V8 .060in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

Cometic Gasket

Part # C5891-060

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .060in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

$51.05

Fel-Pro

Part # 60986

Confirmed Fit

Fel-Pro Chevrolet C10 60986 Exhaust Pipe Flange Gasket

$7.05

Frequently Asked Questions

Do these parts fit my 1981 Chevrolet K20 Silverado?

This page groups parts listed for the 1981 Chevrolet K20 Silverado. 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 1981 Chevrolet K20 Silverado?

We offer a wide selection of mufflers & resonators parts for the 1981 Chevrolet K20 Silverado. 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 Chevrolet K20 Silverado?

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

How fast do 1981 Chevrolet K20 Silverado 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 Chevrolet K20 Silverado 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 Chevrolet K20(4,247 parts)

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Other Chevrolet K20 Years

1981 Chevrolet K20(4,247 parts)

Shop by Problem

Other Chevrolet K20 Years

Silverado · Mufflers & Resonators (66 products)

MagnaFlow Conv Universal 2.5in Inlet 2.5in Outlet 16in Length

Cometic Chevy Gen1 SB V8 .060in HTS Exhaust Mani Gasket Set-2.00in Round Port-Hooker/Stahl Bolt Patt

Fel-Pro Chevrolet K1500 ES 75103 Exhaust Flange Stud and Nut

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Header Gasket Kit - All Pro Heads

Cometic Chevrolet Gen-1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set - 1.625in Round Ports

Cometic Chevy Gen1 Small Block V8 .060in HTS Exhaust Mani Gasket Set-1.480in x 1.450in Square Ports

MagnaFlow Conv Univ 2.5 FED

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

Cometic Chevy Gen1 SB V8 .060in HTS Exhaust Mani Gasket Set-1.650in x 1.600in D Port

Fel-Pro Chevrolet C10 60556 Exhaust Pipe Flange Gasket

Cometic Chevy Gen1 Small Block V8 .060in Fiber Exhaust Mani Gskt Set-1.500in Round Port-23 Deg Head

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Header Gasket Set - All Pro Heads

Cometic Chevy Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - Brodix/All Pro (7 Bolt)

Cometic Chevrolet Gen-1 Small Block V8 .030in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

MAHLE Original American Motors Concord 82-80 Exhaust Gas Recirculation Valve Gasket

MagnaFlow Conv DF GM 25inch x 7inch x 4inch 2.5/2.5inch

Cometic Chevrolet Gen-1 Small Block V8 .060in MLS Exhaust Manifold Gasket Set - 1.500in Round Port

Fel-Pro Chevrolet C10 60986 Exhaust Pipe Flange Gasket

Frequently Asked Questions

Do these parts fit my 1981 Chevrolet K20 Silverado?

What mufflers & resonators options are available for my 1981 Chevrolet K20 Silverado?

What brands make parts for the 1981 Chevrolet K20 Silverado?

How fast do 1981 Chevrolet K20 Silverado parts ship?

What warranty do your 1981 Chevrolet K20 Silverado parts come with?