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1988 GMC R2500
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Lifetime Replacement
1988 GMC R2500

1988 GMC R2500 Mufflers

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Muffler -
Kool Vue
Muffler -
Part Number: KV150108
Guaranteed to Fit
$89.49
Vehicle Fitment
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L
  • 1988 GMC R2500 High Sierra 6 Cyl 4.8L
  • 1988 GMC R2500 Base 8 Cyl 5.7L
  • 1988 GMC R2500 Sierra Classic 8 Cyl 7.4L
  • 1988 GMC R2500 Base 8 Cyl 7.4L
  • 1988 GMC R2500 Base 6 Cyl 4.8L
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L
  • 1988 GMC R2500 High Sierra 8 Cyl 7.4L
  • 1988 GMC R2500 Base 8 Cyl 6.2L
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L
  • 1988 GMC R2500 Sierra Classic 6 Cyl 4.8L
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
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L
  • 1988 GMC R2500 High Sierra 6 Cyl 4.8L
  • 1988 GMC R2500 Base 8 Cyl 5.7L
  • 1988 GMC R2500 Sierra Classic 8 Cyl 7.4L
  • 1988 GMC R2500 Base 8 Cyl 7.4L
  • 1988 GMC R2500 Base 6 Cyl 4.8L
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L
  • 1988 GMC R2500 High Sierra 8 Cyl 7.4L
  • 1988 GMC R2500 Base 8 Cyl 6.2L
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L
  • 1988 GMC R2500 Sierra Classic 6 Cyl 4.8L
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, 131.5 In. Wheelbase, Truck, Under 8,500 GVWR -
Walker®
Muffler, 131.5 In. Wheelbase, Truck, Under 8,500 GVWR -
Part Number: WK18133
Guaranteed to Fit
$59.99
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
Product Details
Series : Tru Fit 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, 131.5 In. Wheelbase, Truck, Under 8,500 GVWR -
Walker®
Muffler, 131.5 In. Wheelbase, Truck, Under 8,500 GVWR -
Part Number: WK18202
Guaranteed to Fit
$69.49
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
Product Details
Series : SoundFX 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, 164.5 In. Wheelbase, Dual Exhaust -
Walker®
Muffler, 164.5 In. Wheelbase, Dual Exhaust -
Part Number: WK18124
Guaranteed to Fit
$42.99
Vehicle Fitment
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust
  • 1988 GMC R2500 Base 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust
Product Details
Series : Tru Fit 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 -
Walker®
Muffler -
Part Number: WK17849
Guaranteed to Fit
$55.49
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L 155.5 in. Wheelbase, Truck, over 8500 GVWR
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L 155.5 in. Wheelbase, Truck, over 8500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 6.2L 155.5 in. Wheelbase, Truck, over 8500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 155.5 in. Wheelbase, Truck, over 8500 GVWR
Product Details
Notes : Modifications and/or additional parts requiredSeries : SoundFX 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 : 25.5 in. overall lengthMaterial : Made of Aluminized SteelRecommended Use : OE ReplacementProduct Fit : May Require Minor Modification
Muffler, Truck -
Walker®
Muffler, Truck -
Part Number: WK18344
Guaranteed to Fit
$69.99
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L 155.5 in. Wheelbase, Truck, over 8500 GVWR
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L 155.5 in. Wheelbase, Truck, over 8500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 6.2L 155.5 in. Wheelbase, Truck, over 8500 GVWR
Product Details
Series : SoundFX 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, 164.5 In. Wheelbase, Requires PN35103 Hanger, Dual Exhaust -
Walker®
Muffler, 164.5 In. Wheelbase, Requires PN35103 Hanger, Dual Exhaust -
Part Number: WK18274
Guaranteed to Fit
$53.99
Vehicle Fitment
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L 164.5 in. Wheelbase, Requires PN[35103] Hanger, Dual Exhaust
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L 164.5 in. Wheelbase, Requires PN[35103] Hanger, Dual Exhaust
  • 1988 GMC R2500 Base 8 Cyl 6.2L 164.5 in. Wheelbase, Requires PN[35103] Hanger, Dual Exhaust
Product Details
Series : SoundFX 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, 141.5 In. Wheelbase, Truck, Under 8,500 GVWR -
Walker®
Muffler, 141.5 In. Wheelbase, Truck, Under 8,500 GVWR -
Part Number: WK18177
Guaranteed to Fit
$44.99
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 141.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 5.7L 141.5 in. Wheelbase, Truck, Under 8,500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 141.5 in. Wheelbase, Truck, Under 8,500 GVWR
Product Details
Series : Tru Fit 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 : 26 in. overall lengthMaterial : Made of Aluminized SteelRecommended Use : OE Replacement
Muffler, 164.5 In. Wheelbase, Dual Exhaust -
Walker®
Muffler, 164.5 In. Wheelbase, Dual Exhaust -
Part Number: WK17845
Guaranteed to Fit
$55.99
Vehicle Fitment
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust
  • 1988 GMC R2500 Base 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust
Product Details
Notes : Modifications and/or additional parts requiredSeries : SoundFX 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 : 26.5 in. overall lengthMaterial : Made of Aluminized SteelRecommended Use : OE ReplacementProduct Fit : May Require Minor Modification
Muffler, 164.5 In. Wheelbase, Dual Exhaust, Requires Part # 104-7001 Hanger
BRExhaust®
Muffler, 164.5 In. Wheelbase, Dual Exhaust, Requires Part # 104-7001 Hanger
Part Number: BO1005086
Guaranteed to Fit
$53.49
Vehicle Fitment
  • 1988 GMC R2500 Sierra Classic 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust; Requires Part # [104-7001] Hanger
  • 1988 GMC R2500 High Sierra 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust; Requires Part # [104-7001] Hanger
  • 1988 GMC R2500 Base 8 Cyl 6.2L 164.5 in. Wheelbase, Dual Exhaust; Requires Part # [104-7001] Hanger
Product Details
Location : Driver or Passenger SideQuantity 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 : 26.5 in.Recommended Use : OE Replacement
Muffler, 164.5 In. Wheelbase, with Dual Catalytic Converters -
Walker®
Muffler, 164.5 In. Wheelbase, with Dual Catalytic Converters -
Part Number: WK17809
Guaranteed to Fit
$52.99
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 164.5 in. Wheelbase, With Dual Catalytic Converters
  • 1988 GMC R2500 Base 8 Cyl 5.7L 164.5 in. Wheelbase, With Dual Catalytic Converters
  • 1988 GMC R2500 High Sierra 8 Cyl 7.4L 164.5 in. Wheelbase, With Dual Catalytic Converters
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 164.5 in. Wheelbase, With Dual Catalytic Converters
  • 1988 GMC R2500 Base 8 Cyl 7.4L 164.5 in. Wheelbase, With Dual Catalytic Converters
  • 1988 GMC R2500 Sierra Classic 8 Cyl 7.4L 164.5 in. Wheelbase, With Dual Catalytic Converters
Product Details
Notes : Modifications and/or additional parts requiredSeries : SoundFX 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 : 29 in. overall lengthMaterial : Made of Aluminized SteelRecommended Use : OE ReplacementProduct Fit : May Require Minor Modification
Muffler -
Walker®
Muffler -
Part Number: WK22719
Guaranteed to Fit
$106.49
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L 155.5 in. Wheelbase, Truck, Under 8500 GVWR
  • 1988 GMC R2500 Base 8 Cyl 5.7L 141.5 in. Wheelbase, Truck, Under 8500 GVWR
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 131.5 in. Wheelbase, Truck, Under 8500 GVWR
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, Natural, Under 8600 Gross Vehicle Weight
Dynomax®
Muffler, Natural, Under 8600 Gross Vehicle Weight
Part Number: D2217519
Guaranteed to Fit
$117.99
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L Under 8600 Gross Vehicle Weight
  • 1988 GMC R2500 Base 8 Cyl 5.7L Under 8600 Gross Vehicle Weight
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L 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, Natural, Under 8600 Gross Vehicle Weight, Requires Hanger PN36211
Dynomax®
Muffler, Natural, Under 8600 Gross Vehicle Weight, Requires Hanger PN36211
Part Number: D2217228
Guaranteed to Fit
$165.99
Vehicle Fitment
  • 1988 GMC R2500 High Sierra 8 Cyl 5.7L Under 8600 Gross Vehicle Weight, Requires Hanger PN[36211]
  • 1988 GMC R2500 Base 8 Cyl 5.7L Under 8600 Gross Vehicle Weight, Requires Hanger PN[36211]
  • 1988 GMC R2500 Sierra Classic 8 Cyl 5.7L Under 8600 Gross Vehicle Weight, Requires Hanger PN[36211]
Product Details
Series : Ultra Flo Welded 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)Internal Construction : Straight-ThroughInlet Location : CenterHeight : 4.5 in. HeightBody Length : 14 in. Body LengthWidth : 9.75 in. Width
Page 1 of 33 | Showing 1 - 15 of 483 results

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Product Questions & Answers

Dynomax Muffler, Natural, Under 8600 Gross Vehicle Weight, Requires Hanger PN36211
$165.99
Q:Is the 17228 good for a 2001 f 150 4.6?
Mike H.
A:BEST ANSWERHi Mike, Yes, this is a guaranteed fit for your 2001 Ford F-150 XL 8 Cyl 4.6L, under 8500 gross vehicle weight(important fitment to match with your truck). This is an upgrade from the stock with aggressive sound output with 3 inches inlet piping size and 2.5 inch outlet size, performance with stainless steel construction and weld on attachment type. Show less
Jeonino E.
 
1 Question, 1 AnswerView all Q&As >