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2003 GMC Sierra 1500
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2003 GMC Sierra 1500

2003 GMC Sierra 1500 Mufflers

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Muffler -
Kool Vue
Muffler -
Part Number: KV150108
Guaranteed to Fit
$89.49
Vehicle Fitment
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 Denali 8 Cyl 6.0L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
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
Muffler
Kool Vue
Muffler
Part Number: KV150103
Guaranteed to Fit
$70.99
Vehicle Fitment
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 Denali 8 Cyl 6.0L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
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
Muffler, Center
Davico®
Muffler, Center
Part Number: DAV498823
Guaranteed to Fit
$61.49
Vehicle Fitment
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L Center
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L Center
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L Center
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L Center
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L Center
Product Details
Location : RearNotes : Slip Fit Inlet and Outlet TypeQuantity 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.

Overall Length : 29 in. overall lengthHeight : 7 in. HeightRecommended Use : OE ReplacementWidth : 9 in. Width
Muffler -
Magnaflow®
Muffler -
Part Number: M6612649
Guaranteed to Fit
$145.00
Vehicle Fitment
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Notes : 3 in. coreSeries : Performance SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : NaturalQuantity Sold : Sold individuallyWarranty : 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.

Attachment Style : Weld-OnSound Level : ModerateMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : Direct FitInlet Quantity : SingleOutlet Location : CenterCase Shape : RoundOverall Length : 24 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : Straight-ThroughInlet Location : CenterHeight : 6 in. HeightBody Length : 18 in. Body LengthWidth : 6 in. Width
Muffler -
Magnaflow®
Muffler -
Part Number: M6611219
Guaranteed to Fit
$130.00
Vehicle Fitment
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Notes : 3 in. core; Muffler is Reversible for custom installationSeries : Performance 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 : ModerateMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : Direct FitInlet Quantity : SingleOutlet Location : CenterCase Shape : OvalOverall Length : 20 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : Straight-ThroughInlet Location : CenterHeight : 4 in. HeightBody Length : 14 in. Body Length
Muffler -
Magnaflow®
Muffler -
Part Number: M6614221
Guaranteed to Fit
$195.00
Vehicle Fitment
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Series : Performance SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 2.5 in. Outlet SizeColor Finish : PolishedQuantity Sold : Sold individuallyWarranty : 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.

Sound Level : MildMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementProduct Fit : Direct FitInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 20 in. overall lengthOutlet Quantity : Dual Outlet(s)Inlet Location : CenterHeight : 5 in. Height
Muffler, Natural, Under 8600 Gross Vehicle Weight
Dynomax®
Muffler, Natural, Under 8600 Gross Vehicle Weight
Part Number: D2217674
Guaranteed to Fit
$90.99
Vehicle Fitment
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
Product Details
Series : Super Turbo 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-OnSound Level : ModerateMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 17 in. overall lengthOutlet Quantity : Dual Outlet(s)Internal Construction : TurboInlet Location : CenterHeight : 4.25 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Muffler -
Flowmaster®
Muffler -
Part Number: F13853558
Guaranteed to Fit
$251.05
Vehicle Fitment
  • 2003 GMC Sierra 1500 Denali 8 Cyl 6.0L
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
Muffler
Flowmaster®
Muffler
Part Number: F1353072
Guaranteed to Fit
$199.75
Vehicle Fitment
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Series : 70 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : GrayQuantity 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 : MildMaterial : Made of Aluminized SteelRecommended Use : Performance ReplacementProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 28 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : CenterHeight : 5 in. HeightBody Length : 22 in. Body LengthWidth : 10 in. Width
Muffler -
Walker®
Muffler -
Part Number: WK21356
Guaranteed to Fit
$117.99
Vehicle Fitment
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L 119.0 in. wheelbase
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L 119.0 in. wheelbase
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L 143.5 in. Wheelbase
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L 143.5 in. Wheelbase
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L 119.0 in. wheelbase
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L 157.5 in. Wheelbase
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L 157.5 in. Wheelbase
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L 119.0 in. wheelbase
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L 143.5 in. Wheelbase
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L 157.5 in. Wheelbase
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L 133.0 in. Wheelbase
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L 119.0 in. wheelbase
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L 119.0 in. wheelbase
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L 157.5 in. Wheelbase
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L 157.5 in. Wheelbase
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.

Material : Made of Aluminized SteelRecommended Use : OE Replacement
Muffler
BRExhaust®
Muffler
Part Number: BO1005334
Guaranteed to Fit
$112.49
Vehicle Fitment
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
Product Details
Location : Driver Or Passenger SideNotes : (1) Inlet Quantity; (1) Outlet Quantity; 9 in. Body WidthQuantity Sold : Sold individuallyWarranty : 2-year BRExhaust 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.Recommended Use : OE Replacement
Muffler, Natural, Under 8600 Gross Vehicle Weight
Dynomax®
Muffler, Natural, Under 8600 Gross Vehicle Weight
Part Number: D2217519
Guaranteed to Fit
$117.99
Vehicle Fitment
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L Under 8600 Gross Vehicle Weight
Product Details
Series : Ultra Flo SS 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-OnSound Level : AggressiveMaterial : Made of Stainless SteelRecommended Use : Performance ReplacementInlet Quantity : SingleOutlet Location : OffsetCase Shape : OvalOverall Length : 19 in. Overall LengthOutlet Quantity : Dual Outlet(s)Interchange Part Number : KV150117, 842583Internal Construction : Straight-ThroughInlet Location : CenterHeight : 4.25 in. HeightBody Length : 14 in. Body LengthWidth : 9.75 in. Width
Muffler
Dynomax®
Muffler
Part Number: D2217296
Guaranteed to Fit
$155.49
Vehicle Fitment
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 Base 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 WT 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 6 Cyl 4.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Series : Ultra Flo SS 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 : CenterCase Shape : RoundOverall Length : 20 in. overall lengthOutlet Quantity : Single Outlet(s)Interchange Part Number : KV150102, 842446Internal Construction : Straight-ThroughInlet Location : CenterHeight : 6 in. HeightBody Length : 16 in. Body LengthWidth : 6 in. Width
Muffler
Flowmaster®
Muffler
Part Number: F1353057
Guaranteed to Fit
$167.35
Vehicle Fitment
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Series : 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 : CenterHeight : 5 in. HeightBody Length : 17 in. Body LengthWidth : 10 in. Width
Muffler -
Flowmaster®
Muffler -
Part Number: F13853057
Guaranteed to Fit
$186.25
Vehicle Fitment
  • 2003 GMC Sierra 1500 SLT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 WT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 Base 8 Cyl 4.8L
  • 2003 GMC Sierra 1500 SLT 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SL 8 Cyl 5.3L
  • 2003 GMC Sierra 1500 SLE 8 Cyl 4.8L
Product Details
Notes : May Require Minor ModificationSeries : Super 50 SeriesInlet Size : 3 in. Inlet SizeOutlet Size : 3 in. Outlet SizeColor Finish : GrayQuantity 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 : OffsetCase Shape : OvalOverall Length : 23 in. overall lengthOutlet Quantity : Single Outlet(s)Interchange Part Number : KV150102, 842446Internal Construction : ChamberedInlet Location : CenterHeight : 5 in. HeightBody Length : 17 in. Body LengthWidth : 10 in. Width
Page 1 of 33 | Showing 1 - 15 of 492 results

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Kool Vue Muffler -
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Good quality parts, fast service and exact fit...3 of my favorite things when lookingSee More
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Product Questions & Answers

Flowmaster Muffler -
$186.25
Q:So I want life time?
James M.
A:BEST ANSWERHi James, I'm glad to assist you. This is only with a 3 year warranty by Flowmaster. Unfortunately, no option even for an upgrade lifetime warranty. Please click the link below to order this part today and take advantage of the lowest price we have compared to other online stores. I hope this helps. Happy shopping. https://www.carparts.com/muffler/flowmaster/f13853057?can=CPJE1043 Show less
Jeonino E.
 
1 Question, 1 AnswerView all Q&As >
Dynomax Muffler
$155.49
Q:Do you have a video of how it sounds ?
Rikooo
A:BEST ANSWERHi William, thank you for reaching out. No, but we have a sound clip from the manufacturer. It has the general sound for the Ultra Flo SS Series. You can check it out using the link below. You can also click the 2nd link to easily get back to the item page. Have a good one! https://www.dynomax.com/sounds-of-dynomax/?muffler=ultra-flo-ss-polished-muffler https://www.carparts.com/muffler/dynomax/d2217296?can=cpab2020_csqa_20230525 Show less
Andrew B.
 
2 Questions, 1 AnswerView all Q&As >

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Exhaust Coupling Alternatives (No Welding Needed)The engine exhaust initially contains oxides of nitrogen, hydrocarbons, and carbon monoxide. The front part of the catalytic converter nearest the manifold handles the oxides of nitrogen, but the second part is needed for hydrocarbons and carbon monoxide.
Is There a Strong Exhaust Smell Outside Your Car? Here’s Why
Is There a Strong Exhaust Smell Outside Your Car? Here’s WhyThere can be a number of reasons why there’s a strong exhaust smell coming from outside your car. Here are the most common ones. Damaged Catalytic Converter The catalytic converter has layers that convert sulfur into sulfur dioxide, which is an odorless gas. If it gets damaged, the vehicle can exude a
Why Is My Car So Loud?: 12 Causes of Loud Engine Noise
Why Is My Car So Loud?: 12 Causes of Loud Engine NoiseIf you hear a rattling noise from the catalytic converter, it could mean that it’s close to failure. The converter has a lot of small parts inside that could break off over time. When this happens, they might rattle around inside the converter while the engine is running.
Common Types of Mufflers
Common Types of MufflersAlso called the resonator chamber or simply resonator, the resonating chamber amplifies and tunes the exhaust sounds into something more attractive and pleasant to human ears. The muffler can have multiple resonators and lays them out at specific lengths. Combined with metal plates, the chambers bounce sound waves together, causing