{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Select your vehicle

GMC Sierra 2500 HD Mufflers

Refine by:
See All

Shop Catalog

Showing 1 - 15 of 497 results
Display item:
15
30
45
Sort by:
Muffler, Polished
Part Number: KV150108
Vehicle Info Required to Guarantee Fit
$89.49
Product Details
Inlet Size : 2.25 in. Inlet SizeOutlet Size : 3.25 in. Outlet SizeColor Finish : PolishedQuantity Sold : Sold individuallyWarranty : 1-year Kool Vue limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Sound Level : MildProduct Fit : UniversalReturns Policy : 30-Day Return PolicyInlet Quantity : SingleOutlet Quantity : DualInlet Location : CenterHeight : 4.5 in. HeightBody Length : 10 in. Body LengthWidth : 4.5 in. WidthAttachment Style : Clamp-OnMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementExhaust Tip Material : Tip Made of SteelOutlet Location : CenterCase Shape : RoundExhaust Tip Finish : Polished TipOverall Length : 18.5 in. overall lengthInterchange Part Number : GM2707
Made of Stainless Steel Muffler 2.25 in. Inlet Size 4 in. Outlet Size - Sold Individually
Part Number: KV150103
Vehicle Info Required to Guarantee Fit
$70.99
Product Details
Inlet Size : 2.25 in. Inlet SizeOutlet Size : 4 in. Outlet SizeColor Finish : PolishedQuantity Sold : Sold individuallyWarranty : 1-year Kool Vue limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Sound Level : MildReturns Policy : 30-Day Return PolicyInlet Quantity : SingleOutlet Quantity : SingleInlet Location : CenterHeight : 6 in. HeightBody Length : 13.75 in. Body LengthWidth : 6 in. WidthAttachment Style : Clamp-OnTip Diameter : 4 in. Tip DiameterMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementExhaust Tip Material : Tip Made of SteelOutlet Location : CenterCase Shape : RoundExhaust Tip Finish : Polished TipOverall Length : 17.5 in. overall lengthInterchange Part Number : 842448
491533 Muffler, Factory Finish
Part Number: DAV491533
Vehicle Info Required to Guarantee Fit
$77.49
Product Details
Color Finish : Factory FinishQuantity Sold : Sold individuallyWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
21706 Muffler
Part Number: WK21706
Vehicle Info Required to Guarantee Fit
$275.49
Product Details
Series : Quiet-Flow SeriesQuantity Sold : Sold individuallyWarranty : Lifetime Walker limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Overall Length : 31 in. overall lengthRecommended Use : OE Replacement
853558 Muffler, Black
Part Number: F13853558
Vehicle Info Required to Guarantee Fit
$251.05
Product Details
Series : 50 Series Heavy Duty SeriesInlet Size : 3.5 in. Inlet SizeOutlet Size : 3.5 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Weld-OnSound Level : ModerateMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 18 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : 3 ChamberInlet Location : OffsetHeight : 5 in. HeightWidth : 10 in. Width
21753 Muffler
Part Number: WK21753
Vehicle Info Required to Guarantee Fit
$309.49
Product Details
Series : Quiet-Flow SeriesQuantity Sold : Sold individuallyWarranty : Lifetime Walker limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Overall Length : 29 in. overall lengthRecommended Use : OE Replacement
953048 Muffler, Black
Part Number: F13953048
Vehicle Info Required to Guarantee Fit
$120.55
Product Details
Notes : May Require Minor ModificationSeries : Super 40 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyWarranty : 3-year Flowmaster limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Clamp-On or Weld-OnSound Level : AggressiveMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 19.5 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 5 in. HeightBody Length : 13.5 in. Body LengthWidth : 10 in. Width
853548 Muffler, Black
Part Number: F13853548
Vehicle Info Required to Guarantee Fit
$167.35
Product Details
Series : Super 40 SeriesInlet Size : 3.5 in. Inlet SizeOutlet Size : 3.5 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyWarranty : 3-year Flowmaster limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Clamp-On or Weld-OnSound Level : AggressiveMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : OffsetOutlet Quantity : Single Outlet(s)Inlet Location : Offset
21533 Muffler
Part Number: WK21533
Vehicle Info Required to Guarantee Fit
$165.99
Product Details
Series : Quiet-Flow3 SeriesQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Material : Made of Aluminized SteelRecommended Use : OE Replacement
853048 Muffler, Black
Part Number: F13853048
Vehicle Info Required to Guarantee Fit
$139.45
Product Details
Series : Super 40 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Clamp-On or Weld-OnSound Level : AggressiveMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 19.5 in. overall lengthOutlet Quantity : Single Outlet(s)Interchange Part Number : KV150110Internal Construction : ChamberedInlet Location : OffsetHeight : 5 in. HeightBody Length : 13.5 in. Body LengthWidth : 10 in. Width
24233 Race Bullet Series Muffler, Natural
Part Number: D2224233
Vehicle Info Required to Guarantee Fit
$131.49
Product Details
Series : Race Bullet SeriesInlet Size : 5 in. Inlet SizeOutlet Size : 5 in. Outlet SizeColor Finish : NaturalQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Weld-OnSound Level : AggressiveMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementInlet Quantity : SingleOutlet Location : CenterCase Shape : RoundOverall Length : 21 in. Overall LengthOutlet Quantity : Single Outlet(s)Internal Construction : Straight-ThroughInlet Location : CenterHeight : 6 in. HeightBody Length : 16 in. Body LengthWidth : 6 in. Width
21616 Muffler
Part Number: WK21616
Vehicle Info Required to Guarantee Fit
$146.99
Product Details
Series : Quiet-Flow SS SeriesQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Overall Length : 21 in. Overall LengthMaterial : Made of Stainless SteelRecommended Use : OE Replacement
53058 Muffler, Black
Part Number: F1353058
Vehicle Info Required to Guarantee Fit
$167.35
Product Details
Notes : May Require Minor ModificationSeries : Super 50 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyWarranty : 3-year Flowmaster limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Clamp-On or Weld-OnSound Level : ModerateMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 23 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : PerforatedInlet Location : OffsetHeight : 5 in. HeightBody Length : 17 in. Body LengthWidth : 10 in. Width
953558 Muffler, Black
Part Number: F13953558
Vehicle Info Required to Guarantee Fit
$223.15
Product Details
Notes : Direct to headerSeries : 50 Series Heavy Duty SeriesInlet Size : 3.5 in. Inlet SizeOutlet Size : 3.5 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyWarranty : 3-year Flowmaster limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Clamp-On or Weld-OnSound Level : ModerateMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 24 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 5 in. HeightBody Length : 18 in. Body LengthWidth : 10 in. Width
13016100 Muffler, Black
Part Number: F1313016100
Vehicle Info Required to Guarantee Fit
$233.05
Product Details
Series : Pro SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : BlackQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Attachment Style : Clamp-On or Weld-OnSound Level : ModerateMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : CenterCase Shape : RoundOverall Length : 17 in. overall lengthOutlet Quantity : Single Outlet(s)Interchange Part Number : KV150109, 842446Internal Construction : ChamberedInlet Location : CenterHeight : 6 in. HeightBody Length : 16 in. Body LengthWidth : 6 in. Width
Page 1 of 34 | Showing 1 - 15 of 497 results

Top Rated Products

Good quality parts, fast service and exact fit...3 of my favorite things when lookingSee More
Kent J.
VERIFIED PURCHASER

Popular Products

853558 Muffler, Black
Part No: F13853558
( Review)
$251.05
40348 ProXS Series Muffler, Natural
Part No: B2540348
( Review)
$165.99
GP015 High Flow Series Muffler
Part No: M79GP015
( Review)
$101.99
21614HKR Maximum Flow Series Muffler, Natural
Part No: H2621614HKR
( Review)
$128.95

Helpful Automotive Resources

Improve Your Exhaust Note With These Exhaust System Parts
Improve Your Exhaust Note With These Exhaust System PartsIn this article, we’ll give you a list of car exhaust parts and talk about which parts can make your exhaust sound louder and which parts can give your exhaust better acoustics. Header
Exhaust Coupling Alternatives (No Welding Needed)
Exhaust Coupling Alternatives (No Welding Needed)Exhaust pipes and mufflers are classic examples of salvageable parts. Instead of stripping them off your vehicle and looking for replacements, you can install an exhaust pipe coupler/coupling, which won’t really cost all that much. What You Should Know About Exhaust Pipes
Common Types of Mufflers
Common Types of MufflersLet’s check out the most common types of mufflers: Chambered Mufflers