26+ 1978 Ford Mustang II Mufflers & Resonators Mach 1 Parts

Mach 1 · Mufflers & Resonators (23 products)

Exact-fit parts for the 1978 Ford Mustang II Mach 1.

Fel-Pro

Part # 60308

Confirmed Fit

Fel-Pro Ford LTD 60308 Exhaust Pipe Flange Gasket

$4.06

Cometic 73-01 Ford Mustang 302/351W 060in HT Header Gasket Set

Cometic Gasket

Part # C15572HT

Confirmed Fit

Cometic 73-01 Ford Mustang 302/351W 060in HT Header Gasket Set

$38.32

Cometic Ford Windsor V8 .060in HTS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5898HTS

Confirmed Fit

Cometic Ford Windsor V8 .060in HTS Exhaust Manifold Gasket Set

$33.57

MAHLE Original Detomaso Pantera 89-87 Exhaust Gas Recirculation Valve Gasket

Victor Reinz

Part # G26702

Confirmed Fit

MAHLE Original Detomaso Pantera 89-87 Exhaust Gas Recirculation Valve Gasket

$14.86

Cometic 73-01 Ford Mustang 302/351W .060in 1 3/4in Primary HT Header Gasket Set

Cometic Gasket

Part # C15564HT

Confirmed Fit

Cometic 73-01 Ford Mustang 302/351W .060in 1 3/4in Primary HT Header Gasket Set

$48.90

Cometic Ford Windsor .060in HTS Exhaust Mani Gasket Set

Cometic Gasket

Part # C15650-060

Confirmed Fit

Cometic Ford Windsor .060in HTS Exhaust Mani Gasket Set

$36.65

Cometic Ford Windsor V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5898HTG

Confirmed Fit

Cometic Ford Windsor V8 .094in HTG Exhaust Manifold Gasket Set

$40.27

Cometic Ford Windsor V8 .043in Copper Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5898C

Confirmed Fit

Cometic Ford Windsor V8 .043in Copper Exhaust Manifold Gasket Set

$53.34

Cometic Ford Windsor V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic Gasket

Part # C5655-064

Confirmed Fit

Cometic Ford Windsor V8 .064in ArmorCore Exhaust Mani Gasket Set

$33.61

Cometic Ford Yates V8 .064in ArmorCore Exhaust Manifold Gasket Set - 1.890in X 1.725in Ports - SVO

Cometic Gasket

Part # C5357-064

Confirmed Fit

Cometic Ford Yates V8 .064in ArmorCore Exhaust Manifold Gasket Set - 1.890in X 1.725in Ports - SVO

$45.34

Cometic Ford Windsor .060in HTS Exhaust Mani Gasket Set-1.422in x 1.625in

Cometic Gasket

Part # C15651-060

Confirmed Fit

Cometic Ford Windsor .060in HTS Exhaust Mani Gasket Set-1.422in x 1.625in

$40.72

Cometic Ford Windsor V8 .043in Copper Exhaust Manifold Gasket Set - 1.750in x 1.270in Oval Port

Cometic Gasket

Part # C5154

Confirmed Fit

Cometic Ford Windsor V8 .043in Copper Exhaust Manifold Gasket Set - 1.750in x 1.270in Oval Port

$53.34

Magnaflow

Part # 3322304

Confirmed Fit

MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 2.00in PC1

$610.00

Cometic Ford 302/351W V8 Exhaust Mani Gasket .060in HTS 1.668in X 1.617in- 20 Pck

Cometic Gasket

Part # CP15650

Confirmed Fit

Cometic Ford 302/351W V8 Exhaust Mani Gasket .060in HTS 1.668in X 1.617in- 20 Pck

$185.50

Magnaflow

Part # 94004

Confirmed Fit

MagnaFlow Conv Univ 2inch FED

$129.00

Cometic Ford 302/351 Small Block V8 .094in HTG Exhaust Manifold Gskt Set-1.750in x 1.250in Oval Port

Cometic Gasket

Part # C15306HTG

Confirmed Fit

Cometic Ford 302/351 Small Block V8 .094in HTG Exhaust Manifold Gskt Set-1.750in x 1.250in Oval Port

$38.98

Cometic Ford 302 V8 Exhaust Mani Gasket .060in HTS 1.422in X 1.625in Port Dual Pattern 20 Pack

Cometic Gasket

Part # CP15651

Confirmed Fit

Cometic Ford 302 V8 Exhaust Mani Gasket .060in HTS 1.422in X 1.625in Port Dual Pattern 20 Pack

$200.73

Cometic Ford 302/351W V8 Exhaust Manifold Gasket .060in HTS 1.250in X 1.480in Port 20 Pack

Cometic Gasket

Part # CP5898

Confirmed Fit

Cometic Ford 302/351W V8 Exhaust Manifold Gasket .060in HTS 1.250in X 1.480in Port 20 Pack

$185.50

MAHLE Original Ford Country Squire 91-87 Exhaust Pipe Flange Gasket

Victor Reinz

Part # F14144

Confirmed Fit

MAHLE Original Ford Country Squire 91-87 Exhaust Pipe Flange Gasket

$26.98

Cometic Ford 302/351W Windsor V8 .064in AM Exhaust Mani Gasket Set

Cometic Gasket

Part # C5356-064

Confirmed Fit

Cometic Ford 302/351W Windsor V8 .064in AM Exhaust Mani Gasket Set

$45.34

Frequently Asked Questions

Do these parts fit my 1978 Ford Mustang II Mach 1?

This page groups parts listed for the 1978 Ford Mustang II Mach 1. 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 1978 Ford Mustang II Mach 1?

We offer a wide selection of mufflers & resonators parts for the 1978 Ford Mustang II Mach 1. 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 1978 Ford Mustang II Mach 1?

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

How fast do 1978 Ford Mustang II Mach 1 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 1978 Ford Mustang II Mach 1 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.

1978 Ford Mustang II(2,175 parts)

1978 Ford Mustang II(2,175 parts)

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Other Ford Mustang II Years

Mach 1 · Mufflers & Resonators (23 products)

Fel-Pro Ford LTD 60308 Exhaust Pipe Flange Gasket

Cometic 73-01 Ford Mustang 302/351W 060in HT Header Gasket Set

Cometic Ford Windsor V8 .060in HTS Exhaust Manifold Gasket Set

MAHLE Original Detomaso Pantera 89-87 Exhaust Gas Recirculation Valve Gasket

Cometic 73-01 Ford Mustang 302/351W .060in 1 3/4in Primary HT Header Gasket Set

Cometic Ford Windsor .060in HTS Exhaust Mani Gasket Set

Cometic Ford Windsor V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Ford Windsor V8 .043in Copper Exhaust Manifold Gasket Set

Cometic Ford Windsor V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic Ford Yates V8 .064in ArmorCore Exhaust Manifold Gasket Set - 1.890in X 1.725in Ports - SVO

Cometic Ford Windsor .060in HTS Exhaust Mani Gasket Set-1.422in x 1.625in

Cometic Ford Windsor V8 .043in Copper Exhaust Manifold Gasket Set - 1.750in x 1.270in Oval Port

MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 2.00in PC1

Cometic Ford 302/351W V8 Exhaust Mani Gasket .060in HTS 1.668in X 1.617in- 20 Pck

MagnaFlow Conv Univ 2inch FED

Cometic Ford 302/351 Small Block V8 .094in HTG Exhaust Manifold Gskt Set-1.750in x 1.250in Oval Port

Cometic Ford 302 V8 Exhaust Mani Gasket .060in HTS 1.422in X 1.625in Port Dual Pattern 20 Pack

Cometic Ford 302/351W V8 Exhaust Manifold Gasket .060in HTS 1.250in X 1.480in Port 20 Pack

MAHLE Original Ford Country Squire 91-87 Exhaust Pipe Flange Gasket

Cometic Ford 302/351W Windsor V8 .064in AM Exhaust Mani Gasket Set

Frequently Asked Questions

Do these parts fit my 1978 Ford Mustang II Mach 1?

What mufflers & resonators options are available for my 1978 Ford Mustang II Mach 1?

What brands make parts for the 1978 Ford Mustang II Mach 1?

How fast do 1978 Ford Mustang II Mach 1 parts ship?

What warranty do your 1978 Ford Mustang II Mach 1 parts come with?