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2021 Chevrolet Silverado 1500
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2021 Chevrolet Silverado 1500

2021 Chevrolet Silverado 1500 Mufflers

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Muffler -
Magnaflow®
Muffler -
Part Number: M6619533
Guaranteed to Fit
$679.00
Vehicle Fitment
  • 2021 Chevrolet Silverado 1500 LTZ 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 RST 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 WT 8 Cyl 5.3L Extended Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 LT 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 Custom 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 SSV 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 LT Trail Boss 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 6 Cyl 4.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 Custom 6 Cyl 4.3L Extended Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 WT 6 Cyl 4.3L Extended Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 8 Cyl 5.3L Extended Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
  • 2021 Chevrolet Silverado 1500 High Country 8 Cyl 5.3L Crew Cab Pickup, Excludes Vehicles With Factory Performance Exhaust
Product Details
Color Finish : NaturalQuantity Sold : KitWarranty : Lifetime Magnaflow 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.

Recommended Use : Performance Replacement
Muffler, Natural, with BORLA ATAK Cat-Back System
Borla®
Muffler, Natural, with BORLA ATAK Cat-Back System
Part Number: B2560679
Guaranteed to Fit
$211.99
Vehicle Fitment
  • 2021 Chevrolet Silverado 1500 RST 8 Cyl 6.2L With BORLA ATAK Cat-Back System
  • 2021 Chevrolet Silverado 1500 High Country 8 Cyl 6.2L With BORLA ATAK Cat-Back System
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 8 Cyl 6.2L With BORLA ATAK Cat-Back System
  • 2021 Chevrolet Silverado 1500 LTZ 8 Cyl 6.2L With BORLA ATAK Cat-Back System
Product Details
Location : RearSeries : S-type SeriesInlet Size : 3.5 in. Inlet SizeOutlet Size : 3.5 in. Outlet SizeColor Finish : NaturalQuantity Sold : Sold individuallyWarranty : Million-mile Borla 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.

Material : 304 stainless steelRecommended Use : Performance ReplacementInlet Quantity : 1 InletOutlet Location : OffsetCase Shape : RoundOutlet Quantity : 1 OutletInternal Construction : TurboInlet Location : Offset
Muffler, Natural, 147.4 In. Wheelbase, with Dual Exhaust
Dynomax®
Muffler, Natural, 147.4 In. Wheelbase, with Dual Exhaust
Part Number: D2217547
Guaranteed to Fit
$217.99
Vehicle Fitment
  • 2021 Chevrolet Silverado 1500 LTZ 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 WT 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 Custom 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 RST 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 LT 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 LT Trail Boss 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 High Country 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
  • 2021 Chevrolet Silverado 1500 SSV 8 Cyl 5.3L 147.4 in. Wheelbase, with Dual Exhaust
Product Details
Series : Ultra Flo Welded SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 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 : OffsetCase Shape : OvalOverall Length : 27 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : Straight-ThroughInlet Location : OffsetHeight : 4.5 in. HeightBody Length : 20 in. Body LengthWidth : 9.75 in. Width
Muffler, Natural, This Item Does Not Fit Models with Rear Exhaust Valve
aFe®
Muffler, Natural, This Item Does Not Fit Models with Rear Exhaust Valve
Part Number: A1549C44137
Guaranteed to Fit
$213.00
Vehicle Fitment
  • 2021 Chevrolet Silverado 1500 RST 8 Cyl 6.2L This item does not fit models with rear exhaust valve
  • 2021 Chevrolet Silverado 1500 High Country 8 Cyl 6.2L This item does not fit models with rear exhaust valve
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 8 Cyl 6.2L This item does not fit models with rear exhaust valve
  • 2021 Chevrolet Silverado 1500 LTZ 8 Cyl 6.2L This item does not fit models with rear exhaust valve
Product Details
Location : RearSeries : Apollo GT SeriesColor Finish : NaturalQuantity Sold : Sold individuallyWarranty : 2-year AFE 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 : ModerateMaterial : 409 Stainless SteelRecommended Use : Performance Replacement
Muffler -
aFe®
Muffler -
Part Number: A1549C44121
Guaranteed to Fit
$225.00
Vehicle Fitment
  • 2021 Chevrolet Silverado 1500 LTZ 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 RST 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 Custom 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 SSV 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 High Country 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 LT Trail Boss 8 Cyl 5.3L
Product Details
Series : Apollo GT SeriesColor Finish : NaturalQuantity Sold : Sold individuallyWarranty : 90-day AFE 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.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Muffler
AP Exhaust®
Muffler
Part Number: APE2621
Guaranteed to Fit
$104.99
Vehicle Fitment
  • 2021 Chevrolet Silverado 1500 LTZ 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 Custom 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 SSV 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 RST 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 LT Trail Boss 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 Custom Trail Boss 8 Cyl 5.3L
  • 2021 Chevrolet Silverado 1500 High Country 8 Cyl 5.3L
Product Details
Quantity Sold : Sold individuallyWarranty : 5-year or 50,000-mile AP Exhaust limited warranty on converter body and 25,000-mile limited warranty on emissionsRecommended Use : Performance
Afterburner Series Muffler, Natural, Universal
Flowtech®
Afterburner Series Muffler, Natural, Universal
Part Number: F3150370
Universal Fit
$130.95
Product Details
Series : Afterburner SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 2.5 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-On or Clamp-OnSound Level : AggressiveMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : UniversalInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 18 in. overall lengthOutlet Quantity : Dual Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 10 in. Width
40 Series Delta Flow Series Muffler, Black, May Require Minor Modification
Flowmaster®
40 Series Delta Flow Series Muffler, Black, May Require Minor Modification
Part Number: F139425422
Universal Fit
$120.55
Product Details
Notes : May Require Minor ModificationSeries : 40 Series Delta Flow SeriesInlet Size : 2.5 in. Inlet SizeOutlet Size : 2.25 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 : Center (Dual)Case Shape : OvalOverall Length : 19 in. Overall LengthOutlet Quantity : Dual Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Super 44 Series Muffler, Black, May Require Minor Modification
Flowmaster®
Super 44 Series Muffler, Black, May Require Minor Modification
Part Number: F13942545
Universal Fit
$102.55
Product Details
Notes : May Require Minor ModificationSeries : Super 44 SeriesInlet Size : 2.5 in. Inlet SizeOutlet Size : 2.5 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.

Sound Level : AggressiveProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. WidthAttachment Style : Clamp-On or Weld-OnMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementOutlet Location : CenterCase Shape : OvalOverall Length : 19 in. Overall LengthInterchange Part Number : REPC961101
Super 10 Series Muffler, Black
Flowmaster®
Super 10 Series Muffler, Black
Part Number: F138430152
Universal Fit
$89.95
Product Details
Series : Super 10 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 2.5 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 : Clamp-On or Weld-OnSound Level : AggressiveMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementInlet Quantity : SingleOutlet Location : Center (Dual)Case Shape : OvalOverall Length : 12.5 in. overall lengthOutlet Quantity : Dual Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 6.5 in. Body Length
Super 44 Series Muffler, Black, May Require Minor Modification
Flowmaster®
Super 44 Series Muffler, Black, May Require Minor Modification
Part Number: F139430452
Universal Fit
$102.55
Product Details
Series : Super 44 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 2.5 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 Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : Center (Dual)Case Shape : OvalOverall Length : 19 in. Overall LengthOutlet Quantity : Dual Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Super 44 Series Muffler, Black, May Require Minor Modification
Flowmaster®
Super 44 Series Muffler, Black, May Require Minor Modification
Part Number: F139425472
Universal Fit
$102.55
Product Details
Notes : May Require Minor ModificationSeries : Super 44 SeriesInlet Size : 2.5 in. Inlet SizeOutlet Size : 2.5 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.

Sound Level : AggressiveProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Quantity : Dual Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. WidthAttachment Style : Clamp-On or Weld-OnMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementExhaust Tip Material : Tip Made of Stainless SteelOutlet Location : Center (Dual)Case Shape : OvalExhaust Tip Finish : Polished TipOverall Length : 19 in. Overall Length
FlowFX Series Muffler, Natural
Flowmaster®
FlowFX Series Muffler, Natural
Part Number: F1372587
Universal Fit
$125.95
Product Details
Notes : Brushed Finish; Pipe Connection Inlet Connection Type; Oval Muffler Body Shape; Absorption/Glasspack Muffler Type; Pipe Connection Outlet Connection TypeSeries : FlowFX SeriesInlet Size : 3.5 in. Inlet SizeOutlet Size : 2.5 in. Outlet SizeColor Finish : NaturalQuantity Sold : Sold individuallyWarranty : 1-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.

Sound Level : ModerateMaterial : 409 Stainless SteelRecommended Use : Performance ReplacementInlet Quantity : 1 InletOutlet Location : DualOverall Length : 24 in. overall lengthOutlet Quantity : 2 OutletsInlet Location : CenterHeight : 5 in. HeightBody Length : 18 in. Body LengthWidth : 8 in. Width
Super 44 Series Muffler, Black, May Require Minor Modification
Flowmaster®
Super 44 Series Muffler, Black, May Require Minor Modification
Part Number: F138430452
Universal Fit
$114.25
Product Details
Series : Super 44 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 2.5 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 : Clamp-On or Weld-OnSound Level : AggressiveMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : Center (Dual)Case Shape : OvalOverall Length : 19 in. Overall LengthOutlet Quantity : Dual Outlet(s)Interchange Part Number : KV150117, 842583, 17519Internal Construction : ChamberedInlet Location : CenterHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Super 40 Series Muffler, Black, May Require Minor Modification
Flowmaster®
Super 40 Series Muffler, Black, May Require Minor Modification
Part Number: F13952545
Universal Fit
$120.55
Product Details
Series : Super 40 SeriesInlet Size : 2.5 in. Inlet SizeOutlet Size : 2.5 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 Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : CenterCase Shape : OvalOverall Length : 19.5 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 5 in. HeightBody Length : 13.5 in. Body LengthWidth : 10 in. Width
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Flowmaster Super 44 Series Muffler, Black, May Require Minor Modification
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