56+ 1991 Chevrolet C1500 Mufflers & Resonators 454 SS Parts

454 SS · Mufflers & Resonators (42 products)

Exact-fit parts for the 1991 Chevrolet C1500 454 SS.

SoundFX Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

Walker Exhaust

Part # 18344

Fits with Conditions

SoundFX Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

$61.71

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5897HTG

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

$39.24

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5896HTS

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

$32.70

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .092in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5897-092

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .092in MLS Exhaust Manifold Gasket Set

$87.22

Fel-Pro

Part # ES75102

Confirmed Fit

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

$29.79

Quiet-Flow SS Direct Fit Exhaust Muffler 3" Inlet (ID) 2.25" Outlet (ID)

Walker Exhaust

Part # 22719

Fits with Conditions

Quiet-Flow SS Direct Fit Exhaust Muffler 3" Inlet (ID) 2.25" Outlet (ID)

$100.67

Cometic GM BBC 1.850 inch X 1.900 inch Port .30 inch MLS Exhaust Gasket

Cometic Gasket

Part # C5897-030

Confirmed Fit

Cometic GM BBC 1.850 inch X 1.900 inch Port .30 inch MLS Exhaust Gasket

$54.48

Magnaflow

Part # 94009

Confirmed Fit

MagnaFlow Conv Univ 3

$129.00

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2.015in Round Port

Cometic Gasket

Part # C5349-030

Confirmed Fit

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2.015in Round Port

$54.48

MAHLE Original Acura Cl 99-97 Exhaust Gas Recirculation Valve Gasket

Victor Reinz

Part # G31178

Confirmed Fit

MAHLE Original Acura Cl 99-97 Exhaust Gas Recirculation Valve Gasket

$14.46

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5350-042

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

$54.48

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

Walker Exhaust

Part # 22171

Fits with Conditions

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

$91.62

Walker Exhaust

Part # 17519

Fits with Conditions

Ultra Flo Exhaust Muffler

$102.68

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

Walker Exhaust

Part # 18177

Fits with Conditions

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

$43.24

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .064in AM Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5348

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .064in AM Exhaust Manifold Gasket Set

$46.58

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5896C

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket Set

$53.34

Magnaflow

Part # 3391473

Confirmed Fit

MagnaFlow Conv Direct Fit 90-93 Chevrolet C1500 7.4L V8

$995.00

Cometic Chevy Mark-IV-GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gskt Set-2.130in Round Ports

Cometic Gasket

Part # C5996-030

Confirmed Fit

Cometic Chevy Mark-IV-GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gskt Set-2.130in Round Ports

$54.48

Cometic Chevrolet Big Block V8 .060in. HTS Exh Mani Gasket Set - 2.090in. x 2.090in. Square Ports

Cometic Gasket

Part # C15325HTS

Confirmed Fit

Cometic Chevrolet Big Block V8 .060in. HTS Exh Mani Gasket Set - 2.090in. x 2.090in. Square Ports

$35.97

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

Cometic Gasket

Part # C5897C

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

$53.34

Frequently Asked Questions

Do these parts fit my 1991 Chevrolet C1500 454 SS?

This page groups parts listed for the 1991 Chevrolet C1500 454 SS. 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 1991 Chevrolet C1500 454 SS?

We offer a wide selection of mufflers & resonators parts for the 1991 Chevrolet C1500 454 SS. 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 1991 Chevrolet C1500 454 SS?

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

How fast do 1991 Chevrolet C1500 454 SS 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 1991 Chevrolet C1500 454 SS 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.

1991 Chevrolet C1500(5,437 parts)

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Other Chevrolet C1500 Years

1991 Chevrolet C1500(5,437 parts)

Shop by Problem

Other Chevrolet C1500 Years

454 SS · Mufflers & Resonators (42 products)

SoundFX Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .092in MLS Exhaust Manifold Gasket Set

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

Quiet-Flow SS Direct Fit Exhaust Muffler 3" Inlet (ID) 2.25" Outlet (ID)

Cometic GM BBC 1.850 inch X 1.900 inch Port .30 inch MLS Exhaust Gasket

MagnaFlow Conv Univ 3

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2.015in Round Port

MAHLE Original Acura Cl 99-97 Exhaust Gas Recirculation Valve Gasket

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2" Outlet (ID)

Ultra Flo Exhaust Muffler

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

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .064in AM Exhaust Manifold Gasket Set

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket Set

MagnaFlow Conv Direct Fit 90-93 Chevrolet C1500 7.4L V8

Cometic Chevy Mark-IV-GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gskt Set-2.130in Round Ports

Cometic Chevrolet Big Block V8 .060in. HTS Exh Mani Gasket Set - 2.090in. x 2.090in. Square Ports

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

Frequently Asked Questions

Do these parts fit my 1991 Chevrolet C1500 454 SS?

What mufflers & resonators options are available for my 1991 Chevrolet C1500 454 SS?

What brands make parts for the 1991 Chevrolet C1500 454 SS?

How fast do 1991 Chevrolet C1500 454 SS parts ship?

What warranty do your 1991 Chevrolet C1500 454 SS parts come with?