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GMC Sierra Mufflers 


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Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Length: 14"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!



Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Retail: $148.92
$95.31


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Finish: Stainless Steel
Retail: $171.30
$109.63


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Retail: $175.86
$112.55


Free Shipping!


Length: 20"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Round
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $197.98
$126.71


Free Shipping!


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When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Not able to find what you are looking for?

All-Welded-Stainless Muffler for 2011-2017 Chevy Silverado 2500 HD, GMC Sierra

5" Cat Back Exhaust Muffler Kit 06-07 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

5" CatBack Exhaust Muffler Kit 01-05 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

Heavy Duty Weld on Muffler Fits Sierra & Silverado 2500HD 3500HD 6.0L 2011-2017

Gm 21576 , '99-2010 Chevy Silverado, '01-2010 GMC Sierra Performance Muffler

99-08 Chevrolet Silverado GMC Sierra Truck Dual Exhaust Kit Flowmaster 44 Rolled







GMC Sierra Mufflers 


Choose Your Vehicle:


Shop GMC Sierra Mufflers by Brand

1 - 12 of 91
Sort by:




Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Length: 14"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Retail: $148.92
$95.31


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Finish: Stainless Steel
Retail: $171.30
$109.63


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Round
Retail: $175.86
$112.55


Free Shipping!


Length: 20"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Round
Retail: $175.86
$112.55


Free Shipping!


Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Retail: $197.98
$126.71


Free Shipping!


Previous12345678Next

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Not able to find what you are looking for?

All-Welded-Stainless Muffler for 2011-2017 Chevy Silverado 2500 HD, GMC Sierra

5" Cat Back Exhaust Muffler Kit 06-07 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

5" CatBack Exhaust Muffler Kit 01-05 GMC Sierra 2500 Duramax 6.6L Turbo Diesel

Heavy Duty Weld on Muffler Fits Sierra & Silverado 2500HD 3500HD 6.0L 2011-2017

Gm 21576 , '99-2010 Chevy Silverado, '01-2010 GMC Sierra Performance Muffler

99-08 Chevrolet Silverado GMC Sierra Truck Dual Exhaust Kit Flowmaster 44 Rolled