{
    "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
}
1976 Pontiac Firebird

1976 Pontiac Firebird Mufflers

Refine by:
See All

Shop Catalog

Showing 1 - 15 of 503 results
Display item:
15
30
45
Sort by:
Muffler
Part Number: KV150108
Guaranteed to Fit
$89.49
Vehicle Fitment
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 6.6L
  • 1976 Pontiac Firebird Base 8 Cyl 6.6L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 7.5L
  • 1976 Pontiac Firebird Base 6 Cyl 4.1L
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
Part Number: KV150103
Guaranteed to Fit
$70.99
Vehicle Fitment
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 6.6L
  • 1976 Pontiac Firebird Base 8 Cyl 6.6L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 7.5L
  • 1976 Pontiac Firebird Base 6 Cyl 4.1L
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
Part Number: M6613134
Guaranteed to Fit
$52.00
Vehicle Fitment
  • 1976 Pontiac Firebird Formula 8 Cyl 5.7L
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L
  • 1976 Pontiac Firebird Formula 8 Cyl 6.6L
  • 1976 Pontiac Firebird Esprit 8 Cyl 5.7L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 6.6L
  • 1976 Pontiac Firebird Esprit 8 Cyl 6.6L
  • 1976 Pontiac Firebird Base 8 Cyl 6.6L
Product Details
Series : Glasspack SeriesInlet Size : 2 in. Inlet SizeOutlet Size : 2 in. Outlet SizeColor Finish : RedQuantity Sold : Sold individuallyWarranty : 90-day Magnaflow Limited Warranty on ConstructionProp 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 : 26 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : Straight-ThroughInlet Location : CenterHeight : 3.5 in. HeightBody Length : 22 in. Body LengthWidth : 3.5 in. Width
Muffler
Part Number: F1343043
Guaranteed to Fit
$89.95
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Series : 40 Series Original 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 in. Overall LengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: F13942453
Guaranteed to Fit
$139.45
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Series : 50 Series Delta Flow SeriesInlet Size : 2.25 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 : 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 : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 17 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: F13942543
Guaranteed to Fit
$120.55
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Notes : Includes - Resonator, extension pipe, and clampsSeries : 40 Series Delta Flow 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 : OffsetCase Shape : OvalOverall Length : 19 in. Overall LengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: D2217739
Guaranteed to Fit
$111.49
Vehicle Fitment
  • 1976 Pontiac Firebird Esprit 8 Cyl 5.7L
  • 1976 Pontiac Firebird Formula 8 Cyl 6.6L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 7.5L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 6.6L
  • 1976 Pontiac Firebird Formula 8 Cyl 5.7L
  • 1976 Pontiac Firebird Base 8 Cyl 6.6L
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L
  • 1976 Pontiac Firebird Esprit 8 Cyl 6.6L
Product Details
Series : Super Turbo SeriesInlet Size : 2.5 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 : 24 in. overall lengthOutlet Quantity : Dual Outlet(s)Internal Construction : TurboInlet Location : OffsetHeight : 4.25 in. HeightBody Length : 19 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: F13943043
Guaranteed to Fit
$120.55
Vehicle Fitment
  • 1976 Pontiac Firebird Esprit 8 Cyl 5.7L
  • 1976 Pontiac Firebird Formula 8 Cyl 5.7L
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L
Product Details
Series : 40 Series Delta Flow 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 in. Overall LengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: F13842518
Guaranteed to Fit
$89.95
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Series : Super 10 SeriesInlet Size : 2.5 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 : OffsetCase Shape : OvalOverall Length : 12.5 in. overall lengthOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 6.5 in. Body Length
Muffler
Part Number: F13943048
Guaranteed to Fit
$102.55
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Series : Super 44 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 in. Overall LengthOutlet Quantity : Single Outlet(s)Interchange Part Number : REPC961108Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: F13942548
Guaranteed to Fit
$102.55
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Series : 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 : OffsetHeight : 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 Aluminized SteelOutlet Location : OffsetCase Shape : OvalExhaust Tip Finish : Black TipOverall Length : 19 in. Overall Length
Muffler
Part Number: F13942446
Guaranteed to Fit
$102.55
Vehicle Fitment
  • 1976 Pontiac Firebird Trans Am 8 Cyl 6.6L
  • 1976 Pontiac Firebird Formula 8 Cyl 5.7L
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L
  • 1976 Pontiac Firebird Esprit 8 Cyl 5.7L
  • 1976 Pontiac Firebird Base 6 Cyl 4.1L
  • 1976 Pontiac Firebird Base 8 Cyl 6.6L
  • 1976 Pontiac Firebird Formula 8 Cyl 6.6L
  • 1976 Pontiac Firebird Trans Am 8 Cyl 7.5L
  • 1976 Pontiac Firebird Esprit 6 Cyl 4.1L
  • 1976 Pontiac Firebird Esprit 8 Cyl 6.6L
Product Details
Notes : May Require Minor ModificationSeries : Super 44 SeriesInlet Size : 2.25 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.

Sound Level : AggressiveProduct Fit : May Require Minor ModificationInlet Quantity : SingleOutlet Quantity : Single Outlet(s)Internal Construction : ChamberedInlet Location : OffsetHeight : 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 : REPP961101
Muffler, Black
Part Number: F13842443
Guaranteed to Fit
$149.95
Vehicle Fitment
  • 1976 Pontiac Firebird Esprit 8 Cyl 5.7L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Base 6 Cyl 4.1L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Base 8 Cyl 6.6L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Formula 8 Cyl 6.6L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Trans Am 8 Cyl 7.5L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Trans Am 8 Cyl 6.6L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Formula 8 Cyl 5.7L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Esprit 6 Cyl 4.1L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Base 8 Cyl 5.7L Small Or Big Block Chevy Swap; LT Swap; LS Swap
  • 1976 Pontiac Firebird Esprit 8 Cyl 6.6L Small Or Big Block Chevy Swap; LT Swap; LS Swap
Product Details
Color Finish : BlackQuantity 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.

Material : Stainless SteelRecommended Use : OE ReplacementProduct Fit : Direct Fit
Muffler
Part Number: F13843048
Guaranteed to Fit
$114.25
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
Product Details
Series : Super 44 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 in. Overall LengthOutlet Quantity : Single Outlet(s)Interchange Part Number : KV150102, 842446Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Muffler
Part Number: F13842548
Guaranteed to Fit
$114.25
Vehicle Fitment
  • 1976 Pontiac Firebird All Submodels All Engines
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 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 in. Overall LengthOutlet Quantity : Single Outlet(s)Interchange Part Number : KV150116, 842446Internal Construction : ChamberedInlet Location : OffsetHeight : 4 in. HeightBody Length : 13 in. Body LengthWidth : 9.75 in. Width
Page 1 of 34 | Showing 1 - 15 of 503 results

Popular Products

Helpful Automotive Resources

Muffler Replacement Cost Estimates, FAQs, and More
Muffler Replacement Cost Estimates, FAQs, and MoreThe muffler silences the engine exhaust. When the exhaust valve opens, a high-pressure gas is released, sending a strong air pressure wave through the atmosphere in the exhaust system.
Improve Your Exhaust Note With These Exhaust System Parts
Improve Your Exhaust Note With These Exhaust System PartsChoosing your header’s material is important because the header plays a big role in your vehicle’s exhaust note and the engine’s acoustics. Generally speaking, stainless steel exhaust parts create a clean and high-pitched metallic noise. One way to describe it is like how aluminum cans reverberate sound. Meanwhile, steel exhaust
Exhaust Coupling Alternatives (No Welding Needed)
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