1973 Pontiac GTO Exhaust Muffler
Navigate our online catalogue to find original replacement Exhaust Mufflers specifically designed to fit a 1973 Pontiac GTO.


Exhaust Muffler
$85.18
$75.75
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation
with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation

Exhaust Muffler
$85.18
$75.75
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation
with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation

Exhaust Muffler
$85.18
$75.75
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
Except SD Version Engine with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation
Except SD Version Engine with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation

Exhaust Muffler
$85.18
$75.75
10+ In Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
Except SD Version Engine with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation
Except SD Version Engine with Dual Exhaust Modifications and/or Additional Parts May Be Required for Installation

Exhaust Muffler
$85.18
$75.81
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
with Single Exhaust with 18 (in) Muffler Body Modifications and/or Additional Parts May Be Required for Installation
with Single Exhaust with 18 (in) Muffler Body Modifications and/or Additional Parts May Be Required for Installation

Exhaust Muffler
$85.18
$75.81
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
with Single Exhaust with 18 (in) Muffler Body Modifications and/or Additional Parts May Be Required for Installation
with Single Exhaust with 18 (in) Muffler Body Modifications and/or Additional Parts May Be Required for Installation

Exhaust Muffler
$86.46
$84.68
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
with Single Exhaust
with Single Exhaust

Exhaust Muffler
$86.46
$84.68
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
with Single Exhaust
with Single Exhaust