1974 Pontiac Grand Prix Performance Exhaust Systems

Change Vehicle
Show items:
Sort by:
Select Engine
  • Select Engine
  • 6.6L
  • 7.5L
  • Exhaust Systems
  • Headers
  • Mufflers
  • Exhaust Pipes
  • Exhaust Tips
  • Clamps, Hangers, Gaskets
    • (0 reviews)
      # mpn4036603515
      Pontiac Grand Prix Base with Air Conditioning with Power Steering 1974, Standard Duty Mild Steel Black MAXX Satin Black Ceramic-Metallic Long Tube Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625"-2". Collector Outlet...
      $499.41
    • (0 reviews)
      # 546376865
      Pontiac Grand Prix 1974, 409 SS X-Pipe Crossmember-Back Exhaust System with Split Rear Exit by Pypes®. Exhaust Type: Crossmember-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 3". Exhaust System Sound: Moderate. Get a lot...
      $539.97 - $669.97
    • (0 reviews)
      # 231291648
      Pontiac Grand Prix Base with Air Conditioning without Smog Injection or Injection Heads without Round Ports with Power Steering with Automatic Transmission Floor Shifter 1974, Standard Duty Mild Steel Long Tube Exhaust Headers by Hedman...
      $273.34 - $511.47
    • (0 reviews)
      # mpn358945616
      Pontiac Grand Prix with Chevy Small Block Engine 1974, Mild Steel 604 Crate Engine Dirt Late Model Exhaust Header Kit by Dynatech®. Primary Tubing Diameter: 1.625"-1.75". Collector Outlet Diameter: 3". Emissions: Racing Only. These 604...
      $379.99
    • (0 reviews)
      # 564421219
      Pontiac Grand Prix with Angle or Straight Plug Heads 1974, Mild Steel Black Painted Street Stock Exhaust Headers by Dynatech®. Emissions: Racing Only. Finish: Black Painted. Clears the stock clutch linkage and engine can be in stock...
      $229.99 - $299.99
    • (0 reviews)
      # mpn358945620
      Pontiac Grand Prix with Chevy Small Block Engine 1974, Stainless Steel 604 Crate Engine Dirt Late Model Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.625"-1.75". Collector Outlet Diameter: 3". Emissions: Racing Only. These...
      $924.99
    • (0 reviews)
      # mpn4351213861
      Pontiac Grand Prix 6.6L 1974, Exhaust Headers by Advance Adapters®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...
      High quality at an affordable priceExpertly made from premium materials
      $263.82
    • (0 reviews)
      # 378645688
      Pontiac Grand Prix 6.6L 1974, Roadster Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". This superior Patriot EXhaust product is just for you. Carefully designed for maximum...
      $266.11 - $556.88
    • (0 reviews)
      # 378645684
      Pontiac Grand Prix 6.6L 1974, Street Rod Sprint Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Emissions: EPA compliant. This superior Patriot EXhaust product is just for you....
      $264.30 - $512.26
    • (0 reviews)
      # 564824727
      Pontiac Grand Prix 1974, Street Stock Steel Painted Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.75". Finish: Painted. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $188.14 - $209.05
    • (0 reviews)
      # mpn3513651653
      Pontiac Grand Prix 1974, Steel Long Tube 3-1 Exhaust Headers with Adapters by Doug Thorley Headers®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Emissions: CARB compliant. Header Style: Long Tube. Backed by over 50...
      $599.00
    • (1 review)
      # 68926499
      Pontiac Grand Prix 1974, Downpipe by Pypes®. Upgrade your exhaust system with the superior Pypes Exhaust accessory that will help unleash your engine's beast in no time flat. Demonstrating both premium quality and craftsmanship, this...
      Superior upgrade for your exhaust systemDesigned to provide outstanding performance
      $129.97 - $132.97
    • (0 reviews)
      # 467362306
      Pontiac Grand Prix Base 1974, X-Change X-Pipe Kit by Pypes®. Upgrade your exhaust system with the superior Pypes Exhaust mandrel bent Pipes that will help unleash your engine's beast in no time flat. Demonstrating both premium quality...
      Superior upgrade for your exhaust systemDesigned to provide outstanding performance
      $204.97 - $312.97
    • (0 reviews)
      # 467463275
      Pontiac Grand Prix Base 1974, X-Pipe by Pypes®. Upgrade your exhaust system with the superior Pypes Exhaust mandrel bent Pipes that will help unleash your engine's beast in no time flat. Demonstrating both premium quality and...
      Superior upgrade for your exhaust systemDesigned to provide outstanding performance
      $179.97 - $240.97
    • (0 reviews)
      # mpn358582413
      Pontiac Grand Prix 6.6L 1974, Aluminum Header Flange Kit by Moroso®. Material: Aluminum. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part is...
      High quality at an affordable priceExpertly made from premium materials
      $115.02
    • (0 reviews)
      # mpn630006907
      Pontiac Grand Prix 1974, Aluminum Header Gasket Set by Flowtech®. Material: Aluminum. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind,...
      Engineered for a precise, easy fitManufactured of P73 Ferroglass non-asbestos facing material for long life
      $10.60
    • (0 reviews)
      # 102151303
      Pontiac Grand Prix 1974, Exhaust Gasket Set by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it's a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you'll need gaskets and...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $20.53 - $39.05
    • (0 reviews)
      # mpn1477779
      Pontiac Grand Prix 1974, Ultra-Seal Exhaust Header Gasket by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it's a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you'll...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $32.43
    • (0 reviews)
      # 231291699
      Pontiac Grand Prix 1974, Ultra-Seal™ Exhaust Gasket Set by Mr. Gasket®. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you’ll...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $23.77 - $34.60
    • (0 reviews)
      # 118593930
      Pontiac Grand Prix 6.6L 1974, Ceramic Fiber Exhaust Header Gaskets by Spectre Performance®. Material: Ceramic Fiber. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the best...
      High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality
      $8.69 - $17.37
    • (0 reviews)
      # mpn2513695
      Pontiac Grand Prix 7.5L 1974, Exhaust Gasket Set by Edelbrock®. Any gasket can create a seal, but a good gasket can do it with less clamping force, and for a longer period of time. Edelbrock's gaskets are not only manufactured from...
      The finest quality at a great priceEdelbrock carry everything needed to complete the job
      $18.00
    • (0 reviews)
      # 564816740
      Pontiac Grand Prix Base 1974, Multi-Layer Steel Exhaust Manifold Gasket by Cometic Gasket®. Material: Multi-Layer Steel. This state-of-the-art exhaust product combines advanced materials with the most current manufacturing processes to...
      Backed by unsurpassed quality and solid workmanshipWill deliver exceptional performance you expect to get
      $21.44 - $38.69
    • (0 reviews)
      # mpn358587986
      Pontiac Grand Prix Base 6.6L 1974, Header Gasket by Howe Racing Enterprises®. Designed utilizing the latest technology, this product by Howe Racing Enterprises® features premium quality and will perform better than advertised. Perfect...
      High quality at an affordable priceExpertly made from premium materials
      $12.03
    • (0 reviews)
      # 652383887
      Pontiac Grand Prix Base 1974, Graph-Flex™ Exhaust Header Gaskets by Percy's High Performance®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $23.97
    • (0 reviews)
      # 710970587
      Pontiac Grand Prix 1974, Seal-4-Good™ Exhaust Header Gaskets by Percy's High Performance®. These extreme high-temperature gaskets are well-suited for highly-modified engines: turbocharged, supercharged, nitrous or fuel. This is a...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $35.11
    • (0 reviews)
      # 652697841
      Pontiac Grand Prix Base 1974, XX Carbon™ Exhaust Header Gaskets by Percy's High Performance®. This products is an OEM and Performance company that was built on its founding heritage supported by a tradition of Legendary Quality....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $21.77
    • (0 reviews)
      # 482110995
      Pontiac Grand Prix 1974, Exhaust Header Gasket by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees - day after...
      $33.59
    • (0 reviews)
      # 481990998
      Pontiac Grand Prix 1974, Embossed Copper Exhaust Header Gaskets by SCE Gaskets®. Material: Embossed Copper. SCE Gaskets invented embossed copper exhaust gaskets and they are the most effective way to insure leak-free, re-usable...
      Design for high performance street and mild competition applicationsMade from road-tough materials to survive the test of time
      $40.30
    • (0 reviews)
      # mpn474702211
      Pontiac Grand Prix with Pontiac Engine 1974, Exhaust Header Copper Gasket by Big End Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $39.50
    • (0 reviews)
      # mpn1903647976
      Pontiac Grand Prix 1974, Bright Polished Header Bolt Set by Mr. Gasket®. Finish: Bright Polished. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned up flat black rams...
      $31.49
    • (0 reviews)
      # 652622891
      Pontiac Grand Prix Base 1974, Vibe-Lock Header Bolt Kit by Percy's High Performance®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail,...
      Built to match your exact requirementsHigh quality you can rely on
      $42.16 - $86.29
    • (0 reviews)
      # 314941869
      Pontiac Grand Prix 1974, Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if the locking retainer...
      High quality at an affordable priceExpertly made from premium materials
      $20.00 - $102.24
    • (0 reviews)
      # 114817939
      Pontiac Grand Prix 1974, Replacement Exhaust Kit by Walker®. Emissions: EPA compliant. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components...
      Mufflers and Resonators Designed for OE equivalent sound and precision fitOE-style louvered tube technology for a premium, factory-like sound
      $29.58 - $41.10
    • (0 reviews)
      # 211561962
      Pontiac Grand Prix 1974, SoundFX™ Aluminized Steel Oval Direct-Fit Exhaust Muffler by Walker®. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2". Muffler Configuration: Offset - Center. This muffler is the right choice if you...
      Designed to deliver ultimate performance and pleasing sound qualityOE-equivalent direct-fit design
      $26.88 - $27.23
    • (0 reviews)
      # 832940173
      Pontiac Grand Prix 1974, SoundFX™ Aluminized Steel Oval Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 2". Muffler Outlet Diameter: 2". Muffler Body Length: 21". Muffler Overall Length: 26.25". Muffler Configuration:...
      Designed to deliver ultimate performance and pleasing sound qualityMay require a few modifications to install
      $26.98
    • (1 review)
      # 35483816
      Pontiac Grand Prix 1974, Aluminized Steel Exhaust Tailpipe by Walker®. Material: Aluminized Steel. If you want exhaust piping that delivers precise OE-style fit, appearance, and reliability, this part is your number one choice. Every...
      Designed to directly replace the factory partMade with precision benders and fixture checked
      $0.96 - $41.10
    • (0 reviews)
      # mpn1461794714
      Pontiac Grand Prix 1974, Original Style Muffler Clamp by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $8.34
    • (2 reviews)
      # 211561973
      Pontiac Grand Prix 1974, Heavy Duty Steel Natural U-Bolt Clamp by Walker®. Material: Steel. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the...
      Makes installation quick and easyOptimal OE-style fit and quality
      $0.96 - $1.19
    • (0 reviews)
      # 582946790
      Pontiac Grand Prix 1974, Tailpipe Exhaust Clamp by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures maximum...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $23.73 - $33.51
    • (0 reviews)
      # 231291511
      Pontiac Grand Prix 1974, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $8.34 - $38.20
    • (0 reviews)
      # 31711770
      Pontiac Grand Prix Y Engine VIN Character 1974, Steel Exhaust Pipe Springs by Dorman®. Material: Steel. Designed for an exact fit, Dorman’s Exhaust Spring provides you with the proper flange spring for replacing the manifold. Save...
      Direct replacement for a proper fit every timeDurable steel construction
      $2.38 - $2.44
    • (0 reviews)
      # mpn2362013
      Pontiac Grand Prix Y Engine VIN Character 1974, Metal Exhaust Manifold Bolt and Spring Kit by Dorman®. Position: Front. Material: Metal. Exhaust manifold fastener kits provide a time-saving solution for repairing the manifold. Each kit...
      New hardware helps fix exhaust leaksKits include hardware to securely attach the manifold to the exhaust system
      $3.38
    • (0 reviews)
      # 546773205
      Pontiac Grand Prix 1974, Metal Exhaust Flange Stud and Nut Kit by Dorman®. Material: Metal. Dorman’s Exhaust Flange Stud & Nut provides you with the proper flange stud and nut for replacing your manifold. Save time and energy by...
      Direct replacement for a proper fit every timeDurable steel construction
      $2.56 - $4.41
    • (0 reviews)
      # 378387920
      Pontiac Grand Prix 6.6L Hardtop 1974, Exhaust Manifold Hardware Kit by Stage 8®. Thread Pitch: 3/8"-16. Stage 8 manufacturers the World's Best Active Mechanical Locking systems. Stage 8 locking fastener solutions are fail-safe when used...
      Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system
      $46.80 - $62.31
    • (0 reviews)
      # mpn1461794389
      Pontiac Grand Prix 1974, Exhaust Manifold Bolt Lock by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $8.34
    • (0 reviews)
      # mpn1461794300
      Pontiac Grand Prix 1974, Exhaust Manifold Heater Shroud by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $128.54
    • (0 reviews)
      # 449501167
      Universal Aluminum Skull Form Exhaust Tip by Vintage Parts®. Tip Inlet Diameter: 2.5". Tip Outlet Size: 3" H x 8.75" W. Skull exhaust cover is bad to the bone! Great as a truck or hot rod accessory, even better on your Harley! Made from...
      Made of Cast AluminumDimensions: 8.75" x 3"
      $123.49 - $189.99
    • (6 reviews)
      # 7575613
      Universal Metal Mulisha™ Stainless Steel Round Rolled Edge Angle Cut Single-Wall Black Ceramic Exhaust Tip by Gibson®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Attachment Style: Bolt-On. Whether you're driving a luxury SUV or a...
      Adds a truly unique look to your vehicleBrushed stainless steel Metal Mulisha logo
      $93.24 - $151.38
    • (0 reviews)
      # 294693579
      Universal AR-15 Stainless Steel Round Straight Cut Exhaust Tip by Sinister Diesel®. Tip Shape: Round. Tip Cut Type: Straight Cut. Tip Attachment Style: Clamp-On. This tip is crafted from powder coated stainless steel and features a dual...
      Unique AR-15 Riffle designConstruction - Stainless Steel
      $289.00 - $319.00
    • (0 reviews)
      # 132826171
      Universal Stainless Steel Round Angle Cut Exhaust Tip by Spec-D®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Attachment Style: Clamp-On. Make whatever you drive run and sound like a high-performance machine with a Spec-D Exhaust...
      Stainless Steel 4" Carbon Fiber Covered Exhaust Muffler TipMade Of High Quality T-304 Stainless Steel For A Light Weight Design
      $47.21 - $54.47
    • (0 reviews)
      # 132826178
      Universal Stainless Steel Round Angle Cut Exhaust Tip with Carbon Fiber Cover by Spec-D®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Attachment Style: Clamp-On. Make whatever you drive run and sound like a high-performance machine...
      Stainless Steel 4" Carbon Fiber Covered Exhaust Muffler TipMade Of High Quality T-304 Stainless Steel For A Light Weight Design
      $123.46 - $136.17
    • (0 reviews)
      # mpn2386569191
      Universal Stainless Steel Round Angle Cut Dual Silver Exhaust Tip by Spec-D®. Tip Shape: Round. Tip Cut Type: Angle Cut. Tip Inlet Diameter: 2.6". Tip Outlet Diameter: 3.25". Tip Attachment Style: Clamp-On. Make whatever you drive run...
      Stainless Steel 4" Carbon Fiber Covered Exhaust Muffler TipMade Of High Quality T-304 Stainless Steel For A Light Weight Design
      $63.55
    • (0 reviews)
      # 841856828
      Universal 304 SS Turbo Exhaust Headers by Stainless Works®. Emissions: Racing Only. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to corrosion. Engineered with careful...
      $1,211.25 - $1,396.50
    • (0 reviews)
      # 841585835
      Universal Block Hugger Short Tube Exhaust Headers by Flowtech®. Collector Outlet Diameter: 2.5". Emissions: Racing Only. Header Style: Short Tube. Flowtech Headers are the perfect combination of quality and value. This tight fit block...
      +1
      $175.95 - $463.95
    • (0 reviews)
      # 781697781
      Universal by Flowtech®. Flowtech exhaust manifolds are the perfect combination of quality and value. This Rams horn exhaust manifold fits all popular hot rods.
      +1
      $39.59 - $320.95
    • (0 reviews)
      # 841481832
      Universal Lakester™ Exhaust Headers by Flowtech®. Emissions: Racing Only. Flowtech Headers are the perfect combination of quality and value. Flowtech is proud to announce the release of a complete line-up of Lakester headers. These...
      +1
      $427.95 - $536.95
    • (0 reviews)
      # mpn4494135843
      Universal IMCA Circle Track Racing 4-1 304 SS Polished Long Tube Exhaust Headers by Torxe®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3.5". Emissions: Racing Only. Finish: Polished. Header Style: Long Tube. This product...
      $292.50
    • (0 reviews)
      # mpn4494135672
      Universal IMCA Stainless Steel Exhaust Headers by Torxe®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
      High quality at an affordable priceExpertly made from premium materials
      $225.00
    • (0 reviews)
      # mpn4494135483
      Universal Lake Stainless Steel Short Tube Exhaust Headers by Torxe®. Header Style: Short Tube. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers...
      High quality at an affordable priceExpertly made from premium materials
      $250.00
    • (0 reviews)
      # 841735829
      Universal Stainless Steel Exhaust Headers by Torxe®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
      $150.00 - $303.75




    Guides & Articles

    Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with CARiD into a pleasure

    • Automotive Tools
      August 30, 2017
      What Special Tools Are Available For Exhaust...
      Exhaust work can be challenging. Old parts are usually corroded and difficult to separate, and new ones sometimes need minor fitment adjustments during installation....
      by Timothy Zahl
    • Performance Exhaust Systems
      May 17, 2016
      Here's A 'Tip': Exhaust Tips Are An Easy Way To...
      Performance exhaust systems give you improvements in power output, sound levels, and appearance, all in one package. But let's face it: not everyone has the spare...
      by Michael Grayen
    • Performance Exhaust Systems
      August 18, 2015
      Are Headers Worth The Performance Improvement?
      Engines have often been compared to air pumps, because the engine that’s most efficient in terms of economy and power is the one that can get air in and out of its...
      by Michael Grayen
    • Performance Exhaust Systems
      August 18, 2015
      Are X-pipes and H-pipes Better Than Straight...
      You may be wondering why so many aftermarket performance exhaust system manufacturers are offering dual exhaust systems connected by "H-pipe" or "X-pipe" sections....
      by Timothy Zahl
    • Performance Exhaust Systems
      August 17, 2015
      Power, Sound, Looks | Can I Have It All With a...
      It's an age-old question that many have asked. Will an aftermarket exhaust be worth the expense? While they definitely can be, an important question to ask yourself is...
      by Timothy Zahl
    • Bed Accessories
      April 17, 2015
      Pickup Truck Cab And Bed Sizes Are Important...
      Americans love to have choices. Buying a dress shirt? Decide solid or stripe, short or long sleeve, cotton or poly blend, button or spread collar, regular fit, slim...
      by Timothy Zahl
    • Replacement Exhaust Parts
      August 01, 2014
      Direct Fit vs. Universal Mufflers
      Regardless of whether you're shopping for a simple replacement muffler that delivers original equipment (OE) sound and performance or an upgraded muffler which...
      by Michael Grayen
    SECURE SHOPPING

    All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only.
    It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.