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GMC Sierra Mufflers 


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Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55121S

Length: 19"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55184S

Length: 19"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Retail: $187.08
$162.76


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55112S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55106S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $195.47
$170.06


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55123S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!



Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55182S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $187.08
$162.76


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55108S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $195.47
$170.06


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55140S

Length: 19"
Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55142S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55143S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55113S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55122S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Previous12Next

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

Weld On Performance Muffler Fits Chevrolet Silverado 1500 02-06 4.3L 4.8L 5.3L

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

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

Stainless CatBack Muffler Exhaust 03-07 Chevy Silverado GMC Sierra V8 Reg/StdCab







GMC Sierra Mufflers 


Choose Your Vehicle:


Shop GMC Sierra Mufflers by Brand

1 - 12 of 20
Sort by:




Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55121S

Length: 19"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55184S

Length: 19"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Oval
Finish: Stainless Steel
Retail: $187.08
$162.76


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55112S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55106S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $195.47
$170.06


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55123S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55182S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $187.08
$162.76


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55108S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $195.47
$170.06


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55140S

Length: 19"
Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55142S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55143S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55113S

Length: 19"
Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Fits: All Muscle Cars (Universal), All SUVs (Universal), All Trucks (Universal), All Vehicles (Universal)

PART# 55122S

Length: 19"
Inlet Diameter: 2.5"
Outlet Diameter: 2.5"
Style: Oval
Finish: Stainless Steel
Retail: $175.47
$152.66


Free Shipping!


Previous12Next

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

Weld On Performance Muffler Fits Chevrolet Silverado 1500 02-06 4.3L 4.8L 5.3L

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

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

Stainless CatBack Muffler Exhaust 03-07 Chevy Silverado GMC Sierra V8 Reg/StdCab











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