18+ 1977 Chevrolet K20 Suburban Mufflers & Resonators Parts

Mufflers & Resonators (18 products)

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

Walker Exhaust

Part # 18293

Fits All Trims

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

$41.09

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

Walker Exhaust

Part # 21784

Fits All Trims

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

$55.69

Magnaflow

Part # 3391432

Fits All Trims

MagnaFlow Conv DF 1994 GMA G3500 V6 4.3L

$1158.00

Fel-Pro

Part # 9672

Fits All Trims

Fel-Pro Chevrolet Camaro 9672 Exhaust Pipe Flange Gasket

$8.67

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

Walker Exhaust

Part # 17831

Fits All Trims

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

$48.37

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

Cometic Gasket

Part # C5893-030

Fits All Trims

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

$52.20

MAHLE Original Buick Century 80-77 Exhaust Gas Recirculation Valve Gasket

Victor Reinz

Part # G26748

Fits All Trims

MAHLE Original Buick Century 80-77 Exhaust Gas Recirculation Valve Gasket

$15.67

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

Victor Reinz

Part # F7139

Fits All Trims

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

$15.27

MAHLE Original Chevrolet 3A 59 Exhaust Pipe Flange Gasket

Victor Reinz

Part # F7135

Fits All Trims

MAHLE Original Chevrolet 3A 59 Exhaust Pipe Flange Gasket

$17.09

MAHLE Original Buick Apollo 75-73 Intake To Exhaust Hot Spot

Victor Reinz

Part # B7354

Fits All Trims

MAHLE Original Buick Apollo 75-73 Intake To Exhaust Hot Spot

$15.73

Magnaflow

Part # 93432

Fits All Trims

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

$219.00

Fel-Pro

Part # 9587

Fits All Trims

Fel-Pro Chevrolet C10 Exhaust Pipe Flange Gasket

$2.24

Fel-Pro

Part # 60986

Fits All Trims

Fel-Pro Chevrolet C10 60986 Exhaust Pipe Flange Gasket

$7.05

Magnaflow

Part # 339106

Fits All Trims

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

$523.00

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

Cometic Gasket

Part # C5891-030

Choose Trim

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

$51.05

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

Cometic Gasket

Part # C15010-059

Fits All Trims

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

$64.74

MAHLE Original Chevrolet C10 Pickup 69-68 Exhaust Pipe Flange Gasket

Victor Reinz

Part # F7192

Fits All Trims

MAHLE Original Chevrolet C10 Pickup 69-68 Exhaust Pipe Flange Gasket

$17.48

Cometic GM Small Block Aluminum/Rubber Exhaust Port Cover Set - 18 Degree Heads

Cometic Gasket

Part # C5258

Fits All Trims

Cometic GM Small Block Aluminum/Rubber Exhaust Port Cover Set - 18 Degree Heads

$72.52

All 18 products shown

Frequently Asked Questions

Do these parts fit my 1977 Chevrolet K20 Suburban?

This page groups parts listed for the 1977 Chevrolet K20 Suburban. 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 1977 Chevrolet K20 Suburban?

We offer a wide selection of mufflers & resonators parts for the 1977 Chevrolet K20 Suburban. 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 1977 Chevrolet K20 Suburban?

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

How fast do 1977 Chevrolet K20 Suburban 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 1977 Chevrolet K20 Suburban 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.

1977 Chevrolet K20 Suburban(2,376 parts)

1977 Chevrolet K20 Suburban(2,376 parts)

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Other Chevrolet K20 Suburban Years

Mufflers & Resonators (18 products)

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

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

MagnaFlow Conv DF 1994 GMA G3500 V6 4.3L

Fel-Pro Chevrolet Camaro 9672 Exhaust Pipe Flange Gasket

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

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

MAHLE Original Buick Century 80-77 Exhaust Gas Recirculation Valve Gasket

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

MAHLE Original Chevrolet 3A 59 Exhaust Pipe Flange Gasket

MAHLE Original Buick Apollo 75-73 Intake To Exhaust Hot Spot

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

Fel-Pro Chevrolet C10 Exhaust Pipe Flange Gasket

Fel-Pro Chevrolet C10 60986 Exhaust Pipe Flange Gasket

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

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

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

MAHLE Original Chevrolet C10 Pickup 69-68 Exhaust Pipe Flange Gasket

Cometic GM Small Block Aluminum/Rubber Exhaust Port Cover Set - 18 Degree Heads

Frequently Asked Questions

Do these parts fit my 1977 Chevrolet K20 Suburban?

What mufflers & resonators options are available for my 1977 Chevrolet K20 Suburban?

What brands make parts for the 1977 Chevrolet K20 Suburban?

How fast do 1977 Chevrolet K20 Suburban parts ship?

What warranty do your 1977 Chevrolet K20 Suburban parts come with?