98+ 1985 Chevrolet C20 Suburban Mufflers & Resonators Custom Parts

Custom · Mufflers & Resonators (98 products)

Exact-fit parts for the 1985 Chevrolet C20 Suburban Custom.

SoundFX Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

Walker Exhaust

Part # 18274

Fits with Conditions

SoundFX Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

$46.53

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

Walker Exhaust

Part # 18171

Fits with Conditions

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

$41.55

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

Walker Exhaust

Part # 21910

Fits with Conditions

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

$77.11

Magnaflow

Part # 3391432

Confirmed Fit

MagnaFlow Conv DF 1994 GMA G3500 V6 4.3L

$1158.00

Magnaflow

Part # 94006

Confirmed Fit

MagnaFlow Conv Univ 2.5 FED

$129.00

Magnaflow

Part # 94016

Confirmed Fit

MagnaFlow Conv Univ 2.5 W/Air FED

$137.00

AP Exhaust

Part # 700051

Fits with Conditions

Direct Fit Muffler - MSL Maximum

$45.76

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 Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic Gasket

Part # C5429-064

Confirmed Fit

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gasket Set

$30.81

Cometic GM BBC 2.250in Round Port - 030in MLS Exhaust Gasket

Cometic Gasket

Part # C5251-030

Confirmed Fit

Cometic GM BBC 2.250in Round Port - 030in MLS Exhaust Gasket

$54.48

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

Cometic Gasket

Part # C5548-064

Confirmed Fit

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

$32.31

Cometic Chevy Gen-4 Big Block V8 .060in HTS Exhaust Manifold Gasket - 2.250in Round Port - 20 Pack

Cometic Gasket

Part # CP5251

Confirmed Fit

Cometic Chevy Gen-4 Big Block V8 .060in HTS Exhaust Manifold Gasket - 2.250in Round Port - 20 Pack

$210.88

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

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

Victor Reinz

Part # G26748

Confirmed Fit

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

$15.67

MAHLE Original Chevrolet 3A 59 Exhaust Pipe Flange Gasket

Victor Reinz

Part # F7135

Confirmed Fit

MAHLE Original Chevrolet 3A 59 Exhaust Pipe Flange Gasket

$17.09

MAHLE Original Chevrolet B60 90-85 Exhaust Pipe Packing Ring

Victor Reinz

Part # F20423

Confirmed Fit

MAHLE Original Chevrolet B60 90-85 Exhaust Pipe Packing Ring

$25.18

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gskt Set-Brodix Big Duke/Head Hunter Heads

Cometic Gasket

Part # C5418-064

Confirmed Fit

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gskt Set-Brodix Big Duke/Head Hunter Heads

$30.81

Cometic GM Gen 1 Small Block 1.450 in x 1.480 in Port Exhaust Manifold Set

Cometic Gasket

Part # C5892-030

Confirmed Fit

Cometic GM Gen 1 Small Block 1.450 in x 1.480 in Port Exhaust Manifold Set

$51.05

Magnaflow

Part # 93432

Confirmed Fit

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

$219.00

Walker Exhaust

Part # 22329

Fits with Conditions

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

$68.92

Frequently Asked Questions

Do these parts fit my 1985 Chevrolet C20 Suburban Custom?

This page groups parts listed for the 1985 Chevrolet C20 Suburban Custom. 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 1985 Chevrolet C20 Suburban Custom?

We offer a wide selection of mufflers & resonators parts for the 1985 Chevrolet C20 Suburban Custom. 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 1985 Chevrolet C20 Suburban Custom?

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 1985 Chevrolet C20 Suburban Custom 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 1985 Chevrolet C20 Suburban Custom 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.

1985 Chevrolet C20 Suburban(5,063 parts)

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Other Chevrolet C20 Suburban Years

1985 Chevrolet C20 Suburban(5,063 parts)

Shop by Problem

Other Chevrolet C20 Suburban Years

Custom · Mufflers & Resonators (98 products)

SoundFX Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

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

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

MagnaFlow Conv DF 1994 GMA G3500 V6 4.3L

MagnaFlow Conv Univ 2.5 FED

MagnaFlow Conv Univ 2.5 W/Air FED

Direct Fit Muffler - MSL Maximum

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

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic GM BBC 2.250in Round Port - 030in MLS Exhaust Gasket

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

Cometic Chevy Gen-4 Big Block V8 .060in HTS Exhaust Manifold Gasket - 2.250in Round Port - 20 Pack

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

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

MAHLE Original Chevrolet 3A 59 Exhaust Pipe Flange Gasket

MAHLE Original Chevrolet B60 90-85 Exhaust Pipe Packing Ring

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gskt Set-Brodix Big Duke/Head Hunter Heads

Cometic GM Gen 1 Small Block 1.450 in x 1.480 in Port Exhaust Manifold Set

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

Quiet-Flow SS Direct Fit Exhaust Muffler 2.5" Inlet (ID) 2.25" Outlet (OD)

Frequently Asked Questions

Do these parts fit my 1985 Chevrolet C20 Suburban Custom?

What mufflers & resonators options are available for my 1985 Chevrolet C20 Suburban Custom?

What brands make parts for the 1985 Chevrolet C20 Suburban Custom?

How fast do 1985 Chevrolet C20 Suburban Custom parts ship?

What warranty do your 1985 Chevrolet C20 Suburban Custom parts come with?