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GMC Envoy Round Mufflers 

Our GMC Envoy round mufflers are the sporty choice when you need to upgrade your engine's sound or restore performance. Even a stock engine can benefit from a new GMC Envoy round muffler, but if you want to add some ponies, you may want to consider a performance GMC Envoy round muffler.


 Select Your Vehicle

Shop GMC Envoy Round Mufflers by Year

Shop GMC Envoy Round Mufflers by Brand


1 - 12 of 63
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Length: 12"
Inlet Diameter: 3.5"
Outlet Diameter: 3.5"
Style: Round
Finish: Stainless Steel
Retail: $208.24
$177.00


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Length: 12"
Inlet Diameter: 4"
Outlet Diameter: 4"
Style: Round
Finish: Stainless Steel
Retail: $220.00
$187.00


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Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Round
Finish: Stainless Steel
Retail: $189.41
$161.00


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Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Round
Finish: Stainless Steel
Retail: $132.94
$113.00


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Length: 20"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Round
Finish: Stainless Steel
Retail: $165.88
$141.00


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Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Round
Finish: Stainless Steel
Retail: $171.76
$146.00


Free Shipping!


Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Finish: Stainless Steel
Retail: $171.76
$146.00


Free Shipping!


Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Round
Retail: $132.94
$113.00


Free Shipping!


Outlet Diameter: 4"
Inlet Diameter: 2.25"
Style: Round
Retail: $227.06
$193.00


Free Shipping!


Length: 20"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Retail: $136.47
$116.00


Free Shipping!


Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Retail: $132.94
$113.00


Free Shipping!


Inlet Diameter: 2.25"
Outlet Diameter: 4"
Style: Round
Retail: $301.18
$256.00


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?

Walker 85CW25V Muffler Fits 2002-2005 GMC Envoy 4.2L 6 Cyl

18915 Walker Muffler for Chevy Olds GMC Envoy XUV Chevrolet Trailblazer Rainier

For Chevy Trailblazer 02-09 Exhaust Muffler AP Exhaust MSL Maximum Aluminized

for 2002 2005 2009 Trailblazer Envoy EXT Long Wheelbase Muffler Exhaust System

Fits: 2002-2005 GMC Envoy 4.2L Muffler Resonator Pipe Exhaust System Kit

Fits- 2002 - 2005 GMC ENVOY XL 4.2L-5.3L SHORT BASE MUFFLER







GMC Envoy Round Mufflers 

Our GMC Envoy round mufflers are the sporty choice when you need to upgrade your engine's sound or restore performance. Even a stock engine can benefit from a new GMC Envoy round muffler, but if you want to add some ponies, you may want to consider a performance GMC Envoy round muffler.


Choose Your Vehicle:

Shop GMC Envoy Round Mufflers by Year

Shop GMC Envoy Round Mufflers by Brand

1 - 12 of 63
Sort by:




Length: 12"
Inlet Diameter: 3.5"
Outlet Diameter: 3.5"
Style: Round
Finish: Stainless Steel
Retail: $208.24
$177.00


Free Shipping!


Length: 12"
Inlet Diameter: 4"
Outlet Diameter: 4"
Style: Round
Finish: Stainless Steel
Retail: $220.00
$187.00


Free Shipping!


Inlet Diameter: 3"
Outlet Diameter: 3"
Style: Round
Finish: Stainless Steel
Retail: $189.41
$161.00


Free Shipping!


Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Round
Finish: Stainless Steel
Retail: $132.94
$113.00


Free Shipping!


Length: 20"
Outlet Diameter: 2.5"
Inlet Diameter: 2.5"
Style: Round
Finish: Stainless Steel
Retail: $165.88
$141.00


Free Shipping!


Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Round
Finish: Stainless Steel
Retail: $171.76
$146.00


Free Shipping!


Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Finish: Stainless Steel
Retail: $171.76
$146.00


Free Shipping!


Inlet Diameter: 2"
Outlet Diameter: 2"
Style: Round
Retail: $132.94
$113.00


Free Shipping!


Outlet Diameter: 4"
Inlet Diameter: 2.25"
Style: Round
Retail: $227.06
$193.00


Free Shipping!


Length: 20"
Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Retail: $136.47
$116.00


Free Shipping!


Inlet Diameter: 2.25"
Outlet Diameter: 2.25"
Style: Round
Retail: $132.94
$113.00


Free Shipping!


Inlet Diameter: 2.25"
Outlet Diameter: 4"
Style: Round
Retail: $301.18
$256.00


Free Shipping!


Previous123456Next

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?

Walker 85CW25V Muffler Fits 2002-2005 GMC Envoy 4.2L 6 Cyl

18915 Walker Muffler for Chevy Olds GMC Envoy XUV Chevrolet Trailblazer Rainier

For Chevy Trailblazer 02-09 Exhaust Muffler AP Exhaust MSL Maximum Aluminized

for 2002 2005 2009 Trailblazer Envoy EXT Long Wheelbase Muffler Exhaust System

Fits: 2002-2005 GMC Envoy 4.2L Muffler Resonator Pipe Exhaust System Kit

Fits- 2002 - 2005 GMC ENVOY XL 4.2L-5.3L SHORT BASE MUFFLER