1973 Pontiac Firebird Exhaust Parts

Essential 1973 Pontiac Firebird Exhaust Parts

Dorman – Help – Exhaust Manifold Hardware Kit – M8-1.25 Stainless Steel (Part No.03413HP)

Exhaust Manifold Hardware Kit - M8-1.25 Stainless Steel

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$28.99
This exhaust manifold hardware kit matches the original hardware required to secure the exhaust manifold to the engine on specified vehicles, and is made from quality materials for reliable performance.

Product Features:
  • Upgraded hardware – this set of twelve M8-1.25 x 30mm exhaust manifold mounting bolts are 100 percent stainless steel for superior heat and corrosion resistance
  • Convenient solution – kit contains all the application-specific hardware necessary to install one exhaust manifold
  • Matches fit – this hardware matches the fit and function of the factory fasteners, while offering superior durability
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Mr. Gasket – ExhstHdrBolt (Part No.2230G)

ExhstHdrBolt

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$46.99
ExhstHdrBolt

Dorman – Help – Manifold Bolt and Spring Kit 3/8-16X1-3/4 In. (Part No.03137)

Manifold Bolt and Spring Kit 3/8-16X1-3/4 In.

from

$12.29
Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit is designed for direct replacement of rusted or damaged exhaust bolts and springs.

Product Features:
  • New hardware helps fix exhaust leaks
  • Depending on the application, kits include hardware to securely attach the manifold to the exhaust system
  • Also available separately (where applicable)
  • Hardened steel construction for long-lasting durability
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2 (Part No.35335)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2

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$1.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.75 (Part No.35793)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.75

from

$4.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.5 (Part No.35337)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.5

from

$8.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Hooker Headers – Super Competition Header Gasket (Part No.10848HKR)

Super Competition Header Gasket

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$19.99
Hooker’s precision-matched Super Competition header gaskets provide a sure fit and unmatched exhaust sealing. This OEM quality gasket is constructed of a thick ,.060 inch, high temperature, non-asbestos fiber laminate with a perforated steel core, which provides a superior grip and adhesion. This construction also contributes to exact fit compliance between the cylinder head and header flange, offering excellent sealing properties during extreme temperature and operating conditions.

Product Features:
  • Tear Resistant
  • Precisely Cut To Match Header
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Taylor Gaskets – Header Gasket (Part No.66122)

Header Gasket

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$48.99
Header Gasket

Mr. Gasket – Exhaust Gasket Set (Part No.550G)

Exhaust Gasket Set

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$30.99
Mr. Gasket has three types of exhaust gaskets–standard, Ultra Seal, and Copperseal. Use the standard for a stock rebuild and the Ultra or Copperseal for extra blowout protection.

Product Features:
  • Designed to provide excellent sealing and durability
  • Large fiber gasket material
  • Heat resistant
  • Reusable
  • Precision die cut
  • Limited warranty
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Dorman – Help – Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In. (Part No.03147)

Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In.

from

$11.29
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.

Product Features:
  • Direct replacement for a proper fit every time
  • Durable steel construction
  • New hardware helps fix exhaust leaks
  • Also available in the Exhaust Manifold Hardware Kit
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Dorman – Help – Exhaust Stud Kit – M10-1.5 x 65mm (Part No.03102)

Exhaust Stud Kit - M10-1.5 x 65mm

from

$9.99
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.

Product Features:
  • Direct replacement for a proper fit every time
  • Durable steel construction
  • New hardware helps fix exhaust leaks
  • Also available in the Exhaust Manifold Hardware Kit
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Dorman – Help – Exhaust Flange Stud Kit – M10-1.5 x 62mm Stainless Steel (Part No.03133HP)

Exhaust Flange Stud Kit - M10-1.5 x 62mm Stainless Steel

from

$26.99
This exhaust flange stud and nut are designed to match the fit and function of the original hardware on specified vehicles. Made of quality materials, this hardware is engineered for reliable performance.

Product Features:
  • Upgraded hardware – this set of six M10-1.5 exhaust manifold mounting studs and nuts are 100 percent stainless steel for superior heat and corrosion resistance
  • Convenient solution – kit contains all the application-specific hardware necessary to join one exhaust manifold to one manifold flange
  • Matches fit – this hardware matches the fit and function of the factory fasteners, while offering superior durability
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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MagnaFlow – Street Series Crossmember-Back Performance Exhaust System (Part No.15896)

Street Series Crossmember-Back Performance Exhaust System

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$823.99
The MagnaFlow Street Series Crossmember-Back Performance Exhaust System 15896 brings enhanced engine sound and dyno-proven performance to your muscle car with a healthy helping of our deep, resonant signature exhaust note at Moderate exterior and Mild interior sound levels. Thanks to its durable, corrosion resistant stainless steel design, this exhaust system will handle whatever tarmac you decide to leave your mark on. This performance exhaust kit features a crossmember-back layout designed to replace your exhaust system from the crossmember on back. With its fast-flowing, mandrel bent 2.5in. main piping and 2 Straight-Through mufflers ending in a Dual Split Rear exit that you can enhance with tips of your choosing, your muscle car will be sounding as awesome as it looks. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 15896 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s limited lifetime construction warranty.

Product Features:
  • Dyno-proven performance
  • Durable corrosion-resistant stainless steel construction
  • CNC precision robotic manufacturing techniques
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Flowmaster Inc. – Cat-back System – Dual Rear Exit – American Thunder – Aggressive Sound (Part No.17133)

Cat-back System - Dual Rear Exit - American Thunder - Aggressive Sound

from

$486.99
For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat-back exhaust system provides. D.O.R. (Dual out rear) systems are the perfect choice. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
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Flowmaster Inc. – Header-back System – Dual Side Exit – American Thunder – Aggressive Sound (Part No.817129)

Header-back System - Dual Side Exit - American Thunder - Aggressive Sound

from

$846.99
For the person looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, Flowmaster’s America Thunder system for GM F-Body cars include specially-selected Super 44 mufflers to make your Camaro or Firebird come alive. This Header-back dual exhaust system uses 2.50 in. 409S stainless steel tubing, backed by our 10-year warranty! And a durable H-pipe design that delivers improved throttle response, power and mileage. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.
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Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18375)

SoundFX Muffler, Direct Replacement, No Fabrication Needed

from

$97.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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Walker – SoundFX Muffler, Universal/ Fabrication Needed (Part No.18141)

SoundFX Muffler, Universal/ Fabrication Needed

from

$83.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® universal mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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Flowtech – Terminator  Muffler, 2.5in Offset Inlet 2.5in Dual Offset Outlet, Non-Reversible, Moderate Sound (Part No.50162FLT)

Terminator  Muffler, 2.5in Offset Inlet 2.5in Dual Offset Outlet, Non-Reversible, Moderate Sound

from

$151.99


Product Features:
  • Aluminized Steel Construction
  • 3in. Inner Pass Tubes
  • Reduce Backpressure
  • Increase Horsepower
  • No Glass To Burn Or Blow Out
  • Will Flow In Either Direction
  • Welded For Strength/Durability
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Felpro – Exhaust Pipe Flange Gasket (Part No.60240)

Exhaust Pipe Flange Gasket

from

$13.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.60592)

Exhaust Pipe Flange Gasket

from

$10.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Flange Gasket (Part No.60533)

Exhaust Flange Gasket

from

$15.99
Fel-Pro® gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Dorman – Direct Fit Exhaust Manifold: Without Heat Shield (Part No.674-550)

Direct Fit Exhaust Manifold: Without Heat Shield

from

$119.99
This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and downpipe hardware for a complete repair.

Product Features:
  • Ideal replacement – this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles
  • Reliable construction – durable materials resist warping, cracking and leaking for long-lasting performance
  • Complete repair – includes all necessary gaskets and downpipe hardware
  • Trustworthy design – built by industry leader in aftermarket manifolds
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Hooker Headers – Super Comp. Header (Part No.2239-1HKR)

Super Comp. Header

from

$1195.99
Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler and Ford small block and big block engines. Hooker swap headers and mounts are designed to provide an exact fit when used together. Hooker swap headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make.

Product Features:
  • Long Tube Lengths
  • Long Transition Collectors
  • Monstrous Low-Mid Range Torque
  • Keep Top End Horsepower
  • Provides Finest Fit
  • Most Durable Design Available
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Hooker Headers – ExhstHdr (Part No.2301HKR)

ExhstHdr

from

$617.99
ExhstHdr

Walker – Tail Pipe Aluminized 23.426" (Part No.43831)

Tail Pipe Aluminized 23.426"

from

$35.49
Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:
  • RESISTS CORROSION — Durable aluminized steel construction for corrosion resistance and performance
  • EASY TO INSTALL — Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
  • OE-STYLE PERFORMANCE — Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
  • BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information
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Flowmaster Inc. – Prebent Tailpipes – 2.50 in. Rear Exit – Pair (Part No.15801)

Prebent Tailpipes - 2.50 in. Rear Exit - Pair

from

$217.99
Prebent pipe kits. Flowmaster’s 16 gauge mandrel bent pipe kits are designed to fit perfectly onto your vehicle with all the quality and performance that you would expect from Flowmaster.
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Walker – Tail Pipe Aluminized 28.04" (Part No.43502)

Tail Pipe Aluminized 28.04"

from

$29.99
Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:
  • RESISTS CORROSION — Durable aluminized steel construction for corrosion resistance and performance
  • EASY TO INSTALL — Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
  • OE-STYLE PERFORMANCE — Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
  • BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information
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Walker – Tail Pipe Aluminized 16.034" (Part No.43822)

Tail Pipe Aluminized 16.034"

from

$135.99
Made from aluminized steel for durability, Walker® premium pipe is manufactured with precision benders and fixture checked to ensure a precise fit for quick and easy installation.

Product Features:
  • RESISTS CORROSION — Durable aluminized steel construction for corrosion resistance and performance
  • EASY TO INSTALL — Manufactured with precision bends and OE-style routings, hangers and connectors for easy installation (where applicable)
  • OE-STYLE PERFORMANCE — Direct-fit design is fixture checked to ensure a precise fit that performs like original equipment
  • BETTER TOGETHER — Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of lengths and diameters and features the appropriate Inlet Diameter (I.D.) – Outlet Diameter (O.D.) connection; see product specifications for more information
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1973 Pontiac Firebird Exhaust Parts

You count on your 1973 Pontiac Firebird to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 46 Exhaust Parts ranging in price from $2.49 to $1,229.99, you’re sure to find everything you need for your 1973 Pontiac Firebird.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 13 different brands like Felpro, Dorman, and Flowmaster Inc.. 1973 Pontiac Firebird Exhaust Parts start as low as $2.49!

One of the best ways to find top quality OEM or aftermarket Exhaust Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 1,338 extensive product reviews on 1973 Pontiac Firebird Exhaust Parts. Some of the top-rated Exhaust Parts products we carry are Exhaust Manifold Stud Kit – 3/8-16 x 3-1/4 In. with 3.5 stars and Super 10 Muffler, 2.5in Offset Inlet 2.5in Offset Outlet, Non-Reversible, Aggressive Sound with 5.0 stars.

Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 1973 Pontiac Firebird below to get started!

Top-Rated Exhaust Parts Brands For Your 1973 Pontiac Firebird

Trusted Exhaust Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1973 Pontiac Firebird running right for years to come. In our inventory you’ll find brands like Felpro, Dorman, Flowmaster Inc., and even more.

Popular Flowtech Exhaust Parts

You’ll find popular Flowtech brand products across Exhaust Gaskets. All are waiting to get your 1973 Pontiac Firebird back on the road. Some of the top-rated Flowtech products in these categories are:
Real-Seal; Header Gasket
from $77.99
(1)
Real-Seal; Header Gasket
Exhaust Manifold Gaskets

Top-Rated Felpro Exhaust Parts


If Felpro are what you’re looking for, our inventory holds plenty. We stock Felpro brand Exhaust Parts for your 1973 Pontiac Firebird, and some of our most reviewed Felpro parts include:
Exhaust Pipe Flange Gasket
from $2.99
(15)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets
Exhaust Pipe Flange Gasket
from $5.29
(10)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets

FAQs for 1973 Pontiac Firebird Exhaust Parts

What are the most purchased Exhaust Parts for the 1973 Pontiac Firebird?

Out of 46 Exhaust Parts for the 1973 Pontiac Firebird, the most popular in our inventory are:
Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In.
from $11.29
(10)
Exhaust Stud Kit 3/8-16 x 2-1/2 In. and 3/8-16 x 3-1/4 In.
Exhaust Hangers and Hardware

What are the top-rated 1973 Pontiac Firebird Exhaust Parts?

Top-rated Exhaust Parts for your 1973 Pontiac Firebird based on customer reviews/ratings are:
Exhaust Manifold Stud Kit - 3/8-16 x 3-1/4 In.
from $6.49
(2)
Exhaust Manifold Stud Kit – 3/8-16 x 3-1/4 In.
“Good price”
Super 10 Muffler, 2.5in Offset Inlet 2.5in Offset Outlet, Non-Reversible, Aggressive Sound
from $99.99
(1)
Super 10 Muffler, 2.5in Offset Inlet 2.5in Offset Outlet, Non-Reversible, Aggressive Sound
“The product was perfect and was in excellent condition I love everything about the flowmaster super 10 series ,they sound great and give me the sound ”
50 Series Muffler, 2.5in Offset Inlet 2.5in Offset Outlet, Non-Reversible, Moderate Sound
from $153.99
(1)
50 Series Muffler, 2.5in Offset Inlet 2.5in Offset Outlet, Non-Reversible, Moderate Sound
“Good price using my speed perks discount. Fast delivery had the parts in 4 days. It will be awhile before I install them but I know these flowmasters”