1981 GMC K1500 Exhaust Muffler
Browse our online catalogue to find original replacement Exhaust Mufflers specifically designed to fit a 1981 GMC K1500.

1981 GMC K1500 Exhaust Muffler
$103.24
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 298.5cm (117.5in.);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter
with Dual Outlets with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$103.24
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter
with Dual Outlets with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$103.24
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 298.5cm (117.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter
with Dual Outlets with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$103.24
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter
with Dual Outlets with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$163.88
$139.97
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 298.5cm (117.5in.);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Single Catalytic Converter
with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$163.88
$139.97
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 334.0cm (131.5in.);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Single Catalytic Converter
with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$163.88
$139.97
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with California Emissions System with Single Outlet
with California Emissions System with Single Outlet

1981 GMC K1500 Exhaust Muffler
$118.12
$106.92
Limited Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 298.5cm (117.5in.);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$118.12
$106.92
Limited Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$118.12
$106.92
Limited Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 298.5cm (117.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$118.12
$106.92
Limited Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
with Dual Outlets with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$90.13
$89.84
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 298.5cm (117.5in.);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Single Catalytic Converter
with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$90.13
$89.84
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 334.0cm (131.5in.);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Single Catalytic Converter
with Single Catalytic Converter

1981 GMC K1500 Exhaust Muffler
$90.13
$89.84
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Monday Feb. 16th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with California Emissions System with Single Outlet
with California Emissions System with Single Outlet

1981 GMC K1500 Exhaust Muffler
$85.18
$74.69
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 298.5cm (117.5in.);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$85.18
$74.69
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 334.0cm (131.5in.);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$85.18
$74.69
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
with California Emissions System with Single Outlet Modifications and/or Additional Parts May Be Required for Installation
with California Emissions System with Single Outlet Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$85.18
$73.55
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 298.5cm (117.5in.);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$85.18
$73.55
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$85.18
$73.55
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 298.5cm (117.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 298.5cm (117.5in.);
Vehicle Fitment Notes:
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K1500 Exhaust Muffler
$85.18
$73.55
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K1500
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5); Wheel Base: 334.0cm (131.5in.);
Vehicle Fitment Notes:
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
Single Outlet Muffler Replaces Dual Outlet with Single Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation