39+ 1970 Chevrolet Biscayne Mufflers & Resonators Parts

Mufflers & Resonators (39 products)

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

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

Cometic Gasket

Part # C5251-030

Fits All Trims

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

$54.48

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

Walker Exhaust

Part # 22105

Fits All Trims

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

$68.60

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

Cometic Gasket

Part # CP5251

Fits All Trims

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

$210.88

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 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

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

Cometic Gasket

Part # C5418-064

Fits All Trims

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

$30.81

Fel-Pro

Part # 9587

Fits All Trims

Fel-Pro Chevrolet C10 Exhaust Pipe Flange Gasket

$2.24

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

Cometic Gasket

Part # C5897HTG

Fits All Trims

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

$39.24

Cometic Chevy Mark-IV GM Gen-V/VI BB V8 .064in ArmorCore Exhaust Mani Gasket Set-2.015in Round Port

Cometic Gasket

Part # C5349-064

Fits All Trims

Cometic Chevy Mark-IV GM Gen-V/VI BB V8 .064in ArmorCore Exhaust Mani Gasket Set-2.015in Round Port

$46.58

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

Cometic Gasket

Part # C5429-064

Fits All Trims

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

$30.81

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

Cometic Gasket

Part # C5896HTS

Fits All Trims

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

$32.70

Cometic Gasket

Part # C5897HTS

Fits All Trims

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

$34.76

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

Cometic Gasket

Part # C5348

Fits All Trims

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

$46.58

Cometic Gasket

Part # C5896HTG

Fits All Trims

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

$38.12

Cometic Chevy Mark-IV/GM Gen-V/VI BB V8 .030in. MLS Exh Hdr Gasket w/ AFR BBC Magnum 24 Degree Heads

Cometic Gasket

Part # C15443-030

Fits All Trims

Cometic Chevy Mark-IV/GM Gen-V/VI BB V8 .030in. MLS Exh Hdr Gasket w/ AFR BBC Magnum 24 Degree Heads

$27.79

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

Fits All Trims

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

$54.48

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

Fits All Trims

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

$54.48

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .051in MLS Exhaust Mani Gasket Set-2.265in Round Port

Cometic Gasket

Part # C5251-051

Fits All Trims

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .051in MLS Exhaust Mani Gasket Set-2.265in Round Port

$54.48

Fel-Pro

Part # 60986

Fits All Trims

Fel-Pro Chevrolet C10 60986 Exhaust Pipe Flange Gasket

$7.05

Frequently Asked Questions

Do these parts fit my 1970 Chevrolet Biscayne?

This page groups parts listed for the 1970 Chevrolet Biscayne. 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 1970 Chevrolet Biscayne?

We offer a wide selection of mufflers & resonators parts for the 1970 Chevrolet Biscayne. 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 1970 Chevrolet Biscayne?

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

How fast do 1970 Chevrolet Biscayne 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 1970 Chevrolet Biscayne 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.

1970 Chevrolet Biscayne(3,257 parts)

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Other Chevrolet Biscayne Years

1970 Chevrolet Biscayne(3,257 parts)

Shop by Problem

Other Chevrolet Biscayne Years

Mufflers & Resonators (39 products)

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

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

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

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

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

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

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

Fel-Pro Chevrolet C10 Exhaust Pipe Flange Gasket

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

Cometic Chevy Mark-IV GM Gen-V/VI BB V8 .064in ArmorCore Exhaust Mani Gasket Set-2.015in Round Port

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani 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 .060in HTS Exhaust Manifold Gasket Set

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 .094in HTG Exhaust Manifold Gasket Set

Cometic Chevy Mark-IV/GM Gen-V/VI BB V8 .030in. MLS Exh Hdr Gasket w/ AFR BBC Magnum 24 Degree Heads

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

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

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .051in MLS Exhaust Mani Gasket Set-2.265in Round Port

Fel-Pro Chevrolet C10 60986 Exhaust Pipe Flange Gasket

Frequently Asked Questions

Do these parts fit my 1970 Chevrolet Biscayne?

What mufflers & resonators options are available for my 1970 Chevrolet Biscayne?

What brands make parts for the 1970 Chevrolet Biscayne?

How fast do 1970 Chevrolet Biscayne parts ship?

What warranty do your 1970 Chevrolet Biscayne parts come with?