1981 GMC K2500 Exhaust Muffler
Browse our online catalogue to find original replacement Exhaust Mufflers specifically designed to fit a 1981 GMC K2500.

1981 GMC K2500 Exhaust Muffler
$103.24
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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 K2500 Exhaust Muffler
$163.88
$139.97
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter

1981 GMC K2500 Exhaust Muffler
$163.88
$139.97
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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:
Do Not Use with Federal or H5D Emissions System with Single Outlet without Catalytic Converter
Do Not Use with Federal or H5D Emissions System with Single Outlet without Catalytic Converter

1981 GMC K2500 Exhaust Muffler
$163.88
$139.97
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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 Converter with Single Exhaust
with Converter with Single Exhaust

1981 GMC K2500 Exhaust Muffler
$118.12
$106.92
Limited Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Pick-Up: Ready in 1 Hour Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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 K2500 Exhaust Muffler
$90.13
$89.84
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Saturday Feb. 14th
Pick-Up: Ready in 2-4 Hours Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter

1981 GMC K2500 Exhaust Muffler
$90.13
$89.84
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Saturday Feb. 14th
Pick-Up: Ready in 2-4 Hours Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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:
Do Not Use with Federal or H5D Emissions System with Single Outlet without Catalytic Converter
Do Not Use with Federal or H5D Emissions System with Single Outlet without Catalytic Converter

1981 GMC K2500 Exhaust Muffler
$90.13
$89.84
In Stock
Condition: New
Ships: Monday Feb. 16th
Pick-Up: Ready in 2-4 Hours Saturday Feb. 14th
Pick-Up: Ready in 2-4 Hours Saturday Feb. 14th
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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 Converter with Single Exhaust
with Converter with Single Exhaust

1981 GMC K2500 Exhaust Muffler
$85.18
$74.69
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
Before 01/01/1985 Do Not Use with Federal or H5D Emissions System without Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K2500 Exhaust Muffler
$85.18
$74.69
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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:
Do Not Use with Federal or H5D Emissions System with Single Outlet without Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation
Do Not Use with Federal or H5D Emissions System with Single Outlet without Catalytic Converter Modifications and/or Additional Parts May Be Required for Installation

1981 GMC K2500 Exhaust Muffler
$85.18
$74.69
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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 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 K2500 Exhaust Muffler
$85.18
$73.55
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 GMC K2500
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