Welcome to
Unitrans

Log in to
access your account.

New Customer ?

My Account

Cart

1980 GMC C3500
Unitrans | Loading
New Search
Filter Your Search
  • Diagram
  • Brand
  • Part type
  • Label
  • Position
  • Engine

Can not find
what you are
looking for?

Click here
to make a request

Unitrans

Search Results

Show filters

Diagram WAL_13_02267

Diagram WAL_13_02270

Diagram WAL_13_02271

Exhaust Muffler
18124 | Exhaust Muffler | Walker Exhaust

18124 Walker Exhaust
Walker SoundFX Universal Muffler


Vehicle specific

Qualifier

Do Not Use with Federal Emission Control or H5D Emissions | Regular Duty Muffler | with Single Exhaust | Modifications and/or Additional Parts May Be Required for Installation

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$70.59
Additional lead times may
apply for this item
Item added to cart
18124 | Exhaust Muffler | Walker Exhaust

18124 Walker Exhaust
Walker SoundFX Universal Muffler


Vehicle specific

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Regular Duty Muffler | Modifications and/or Additional Parts May Be Required for Installation

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L6   4.8L   -CC   292CID   4.13 Inches   104.8 mm   0  
$70.59
Additional lead times may
apply for this item
Item added to cart
18274 | Exhaust Muffler | Walker Exhaust

18274 Walker Exhaust
Walker SoundFX Direct Fit Muffler


Vehicle specific

Qualifier

Do Not Use with Federal Emission Control or H5D Emissions | Regular Duty Muffler | with Single Exhaust

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$86.72
In stock
Item added to cart
18274 | Exhaust Muffler | Walker Exhaust

18274 Walker Exhaust
Walker SoundFX Direct Fit Muffler


Vehicle specific

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Regular Duty Muffler

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L6   4.8L   -CC   292CID   4.13 Inches   104.8 mm   0  
$86.72
In stock
Item added to cart
21910 | Exhaust Muffler | Walker Exhaust

21910 Walker Exhaust
Walker Quiet-Flow SS Muffler


Vehicle specific

Qualifier

Do Not Use with Federal Emission Control or H5D Emissions | Premium | Regular Duty Muffler | with Single Exhaust | Limited Lifetime Warranty

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   5.7L   -CC   350CID   3.48 Inches   88.5 mm   0  
$127.82
Additional lead times may
apply for this item
Item added to cart
21910 | Exhaust Muffler | Walker Exhaust

21910 Walker Exhaust
Walker Quiet-Flow SS Muffler


Vehicle specific

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Premium | Regular Duty Muffler | Limited Lifetime Warranty

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • L6   4.8L   -CC   292CID   4.13 Inches   104.8 mm   0  
$127.82
Additional lead times may
apply for this item
Item added to cart
18120 | Exhaust Muffler | Walker Exhaust

18120 Walker Exhaust
Walker SoundFX Universal Muffler


Vehicle specific

Position

Left

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Regular Duty Muffler | Modifications and/or Additional Parts May Be Required for Installation

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart
18293 | Exhaust Muffler | Walker Exhaust

18293 Walker Exhaust
Walker SoundFX Direct Fit Muffler


Vehicle specific

Position

Left

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Regular Duty Muffler

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
$71.30
Additional lead times may
apply for this item
Item added to cart
21784 | Exhaust Muffler | Walker Exhaust

21784 Walker Exhaust
Walker Quiet-Flow Muffler


Vehicle specific

Position

Left

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Premium | Regular Duty Muffler | Limited Lifetime Warranty

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
$79.09
In stock
Item added to cart
18120 | Exhaust Muffler | Walker Exhaust

18120 Walker Exhaust
Walker SoundFX Universal Muffler


Vehicle specific

Position

Right

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Modifications and/or Additional Parts May Be Required for Installation

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
Item on special order.
Please call us
1 800-361-4260
or make a request.
Item added to cart
18293 | Exhaust Muffler | Walker Exhaust

18293 Walker Exhaust
Walker SoundFX Direct Fit Muffler


Vehicle specific

Position

Right

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
$71.30
Additional lead times may
apply for this item
Item added to cart
21784 | Exhaust Muffler | Walker Exhaust

21784 Walker Exhaust
Walker Quiet-Flow Muffler


Vehicle specific

Position

Right

Qualifier

Before 01/01/1985 | Do Not Use with Federal Emission Control or H5D Emissions | Premium | Limited Lifetime Warranty

Quantity per vehicle

1

Fits on

  • Only submodels with ...
    • V8   7.4L   -CC   454CID   4.00 Inches   101.6 mm   0  
$79.09
In stock
Item added to cart

Reset

Show All

Collapse all

Scroll Top