1974 Pontiac LeMans Performance Headers

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    • (0 reviews)
      # mpn4036603515
      Pontiac LeMans Base 5.7L / 6.6L / 7.5L 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 Diameter: 2.5". Emissions:...
      $499.41
    • (0 reviews)
      # 781516766
      Pontiac LeMans 1974, Off-Road Racing 4-1 304 SS Polished Long Tube Exhaust Headers by Torxe™. Primary Tubing Diameter: 2". Collector Outlet Diameter: 3". Emissions: Racing Only. Finish: Polished. Color: Silver. Header Style: Long Tube....
      $337.50
    • (0 reviews)
      # 97236369
      Pontiac LeMans Base 5.7L / 6.6L / 7.5L with Air Conditioning without Smog Injection or Injection Heads without Round Ports with Power Steering with Automatic Transmission Column Shifter / with Automatic Transmission Floor Shifter 1974,...
      $267.51 - $511.48
    • (0 reviews)
      # 496442061
      Pontiac LeMans 5.7L 1974, 409 SS Natural Upright Exhaust Headers by Flowtech®. Collector Outlet Diameter: 3". Emissions: Racing Only. Finish: Natural. Color: Silver. Header Coating: Uncoated. Flowtech Headers are the perfect combination...
      $226.95 - $247.95
    • (0 reviews)
      # 64829232
      Pontiac LeMans 1974, Long Tube Exhaust Headers by Flowtech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Emissions: Racing Only. Header Material: Mild Steel. Header Style: Long Tube. Include all mounting hardware....
      $196.95 - $356.95
    • (0 reviews)
      # 231298942
      Pontiac LeMans with Air Conditioning 1974, Competition™ Long Tube Exhaust Headers by Hooker®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Collector Length: 8". Emissions: Racing Only. Header Style: Long Tube. All...
      +1
      $228.95 - $565.95
    • (0 reviews)
      # 231299019
      Pontiac LeMans with Air Conditioning 1974, Super Competition™ Long Tube Exhaust Headers by Hooker®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Collector Length: 10". Emissions: Racing Only. Header Style: Long Tube....
      $520.95 - $789.95
    • (0 reviews)
      # 231102587
      Pontiac LeMans 5.7L / 6.6L with Angle or Straight Plug Heads with Chevy Small Block Engine 1974, Black Painted Dirt Late Model Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.75"-1.875". Collector Outlet Diameter: 3.5"....
      $319.99
    • (0 reviews)
      # mpn358945592
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Black Painted Economy Crossover Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Emissions: Racing Only. Finish: Black Painted....
      $299.99
    • (0 reviews)
      # 231102594
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Black Painted Long Tube Pavement Late Model Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.75"-1.875". Collector Outlet Diameter: 3.5". Collector Length: 7.50"....
      $399.99
    • (0 reviews)
      # 231102621
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Mid-Length Tube Modified Exhaust Headers by Dynatech®. Emissions: Racing Only. Header Style: Mid-Length Tube. These Mid Length Modified Headers have been designed for use...
      $275.99 - $329.99
    • (0 reviews)
      # 231102581
      Pontiac LeMans 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)
      # 231102640
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Mild Steel Black Painted Stock Clip Exhaust Headers by Dynatech®. Collector Outlet Diameter: 3". Emissions: Racing Only. Finish: Black Painted. Color: Black. Header Coating:...
      $299.99 - $309.99
    • (1 review)
      # mpn358945662
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Pro Cruiser Polished Street Rod Small Block Block Hugger Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.63". Collector Outlet Diameter: 2.5". Emissions: Racing...
      $299.99
    • (0 reviews)
      # 231102637
      Pontiac LeMans 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 - $1,062.49
    • (0 reviews)
      # mpn358945683
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Stainless Steel Natural Weld-up Dragster Exhaust Header Kit by Dynatech®. Primary Tubing Diameter: 1.875"-2". Emissions: Racing Only. Finish: Natural. Color: Natural. Header...
      $399.99
    • (0 reviews)
      # mpn4351213861
      Pontiac LeMans 6.6L 1974, Exhaust Headers by Advance Adapters®. Emissions: EPA compliant. 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...
      High quality at an affordable priceExpertly made from premium materials
      $263.82
    • (0 reviews)
      # 91569091
      Pontiac LeMans 5.7L / 6.6L with Small Block Chevy Engine 1974, Lakester Steel Weld-Up Exhaust Kit by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Emissions: Racing Only. Material: Steel. This superior Patriot EXhaust product is...
      $229.26 - $237.32
    • (0 reviews)
      # 378677712
      Pontiac LeMans 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 performance,...
      $266.11 - $556.88
    • (0 reviews)
      # 370315332
      Pontiac LeMans 5.7L / 6.6L / 7.5L Automatic Transmission 1974, Steel Long Tube Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Emissions: Racing Only. Header Style: Long Tube. This...
      $268.39 - $446.38
    • (0 reviews)
      # mpn358950119
      Pontiac LeMans 5.7L / 6.6L with Small Block Chevy Engine 1974, Steel Raw Long Tube Bucket Sprint Car Style Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Emissions: EPA compliant....
      $236.01
    • (0 reviews)
      # 231102694
      Pontiac LeMans 5.7L / 6.6L with Small Block Chevy Engine 1974, Steel Tight Tuck Street Rod Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". This superior Patriot EXhaust product is just for you. Carefully designed...
      $202.89 - $530.71
    • (0 reviews)
      # 378677708
      Pontiac LeMans 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....
      $254.08 - $512.24
    • (0 reviews)
      # 231298415
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Conventional Crossover Exhaust Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates....
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $666.21
    • (0 reviews)
      # 87347968
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, DIRT Modified Exhaust Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $301.92
    • (0 reviews)
      # mpn359116081
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Demolition Derby Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". This top-notch product by Schoenfeld Headers is made to give that extra boost that...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $144.22
    • (0 reviews)
      # 231298559
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Dirt Late Model Exhaust Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $240.93 - $720.76
    • (0 reviews)
      # 87348025
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, IMCA Modified Exhaust Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $154.18 - $348.03
    • (0 reviews)
      # 231299130
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, SBC Chassis Steel Exhaust Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $154.18 - $212.02
    • (0 reviews)
      # mpn359116120
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Steel Painted 180 Crossover Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Finish: Painted. Header Coating: Painted....
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $271.78
    • (0 reviews)
      # 231299301
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Stock Clip Steel Painted Exhaust Headers by Schoenfeld Headers®. Finish: Painted. Header Coating: Painted. This top-notch product by Schoenfeld Headers is made to give that...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $198.59 - $292.18
    • (0 reviews)
      # 231299566
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Street Stock Steel Painted Exhaust Headers by Schoenfeld Headers®. Finish: Painted. Header Coating: Painted. This top-notch product by Schoenfeld Headers is made to give...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $202.38 - $656.83
    • (0 reviews)
      # mpn359116012
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Zoomie Exhaust Headers by Schoenfeld Headers®. Standard Zoomie Grassburner. 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
      $133.12
    • (0 reviews)
      # 231102634
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine / with LS-Based Engines 1974, MuscleMAXX Stainless Steel Natural Header Reducer Cone Kit by Dynatech®. Finish: Natural. Material: Stainless Steel. Dynatech® reducer cone kits for...
      Made of High Quality MaterialsBuilt to Last
      $139.99
    • (0 reviews)
      # mpn358582413
      Pontiac LeMans 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 specifically...
      High quality at an affordable priceExpertly made from premium materials
      $115.02
    • (0 reviews)
      # mpn359115880
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Aluminum Inner Header Flange by Schoenfeld Headers®. Primary Tubing Diameter: 1.25". Material: Aluminum. This top-notch product by Schoenfeld Headers is made to give that...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $49.76
    • (0 reviews)
      # 97260665
      Pontiac LeMans 1974, Premium Header Gasket Set by BBK®. These premium steel core graphite gaskets are flexible for a long lasting leak-proof seal even when cylinder head and header flange surfaces aren't perfectly flat. They can...
      Provides a long lasting, leak-proof sealFlexible graphite will conform to surface irregularities and won't stick to headers or cylinder head
      $24.99 - $39.99
    • (0 reviews)
      # 1022117079
      Pontiac LeMans 1974, Super Competition™ Fiber Exhaust Header Gasket by Hooker®. Material: Fiber. Hooker's precision-matched Super Competition header gaskets provide a sure fit and unmatched exhaust sealing. This OEM quality gasket is...
      Precision fit for improved sealingSteel core provides superior adhesion
      $13.47
    • (0 reviews)
      # mpn358945752
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Aluminum Adapter Plate by Dynatech®. Material: Aluminum. These SBC to Stahl Aluminum Adapter Plate Kits allow you to use a larger tube size to maximize power.
      Delivers a huge boost in performance and an awesome soundRigorously dyno-tested to provide maximum horsepower and torque gains
      $164.99
    • (0 reviews)
      # mpn358945745
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Fiber Exhaust Header Gasket by Dynatech®. Material: Fiber. Dynatech Fiber Race Gaskets are the premium gaskets demanded by many enthusiasts and racers alike. Specifically...
      Made of High Quality MaterialsNo Leaks
      $15.99
    • (0 reviews)
      # mpn358945740
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Spread Port Exhaust Header Gasket Kit by Dynatech®. Dynatech Fiber Race Gaskets are the premium gaskets demanded by many enthusiasts and racers alike. Specifically designed...
      Made of High Quality MaterialsBuilt to Last
      $15.99
    • (0 reviews)
      # mpn358945741
      Pontiac LeMans 5.7L / 6.6L with Chevy Small Block Engine 1974, Standard Port Exhaust Header Gasket Kit by Dynatech®. Dynatech Fiber Race Gaskets are the premium gaskets demanded by many enthusiasts and racers alike. Specifically...
      Made of High Quality MaterialsSold in Pairs
      $15.99
    • (0 reviews)
      # 102152008
      Pontiac LeMans 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)
      # 1022103061
      Pontiac LeMans 1974, Exhaust Header Gaskets 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
      $17.66 - $32.43
    • (0 reviews)
      # 231299117
      Pontiac LeMans 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)
      # 160569589
      Pontiac LeMans 5.7L / 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 LeMans 5.7L / 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
      $18.95
    • (0 reviews)
      # mpn584600114
      Pontiac LeMans 5.7L / 6.6L with Small Block Chevy Engine 1974, Spread Port Exhaust Header Gasket by Brodix®. The Brodix Exhaust Gaskets are specifically engineered to fit the precise dimensions of Brodix cylinder heads. When the...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $15.59
    • (0 reviews)
      # 564610713
      Pontiac LeMans 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 provide...
      Backed by unsurpassed quality and solid workmanshipWill deliver exceptional performance you expect to get
      $22.77 - $38.69
    • (0 reviews)
      # mpn358587986
      Pontiac LeMans 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 for your...
      High quality at an affordable priceExpertly made from premium materials
      $11.79
    • (0 reviews)
      # 231102687
      Pontiac LeMans 5.7L / 6.6L with Small Block Chevy Engine 1974, Header Flange Kit by Patriot Exhaust®. Patriot precision machined header flange kits are available for many popular engine families. Header flange kits come complete with...
      Precision machined flangeBuilt of High quality materials
      $46.51 - $66.94
    • (0 reviews)
      # 652743889
      Pontiac LeMans 5.7L / 6.6L 1974, Graph-Flex Header Flange Gaskets by Percy's High Performance®. Persy's High Performance makes exhaust manifold and collector gaskets that will withstand the temperatures generated by turbocharged motors,...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $23.97
    • (0 reviews)
      # 652201859
      Pontiac LeMans 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 premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $21.54 - $23.97
    • (0 reviews)
      # 652535810
      Pontiac LeMans 5.7L / 6.6L 1974, HTR Collector 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $16.86 - $18.77
    • (0 reviews)
      # 652328833
      Pontiac LeMans 5.7L / 6.6L 1974, Seal-4-Good™ Aluminum Header Flange Gaskets by Percy's High Performance®. Material: Aluminum. Percy's High Performance makes exhaust manifold and collector gaskets that will withstand the temperatures...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $35.11
    • (0 reviews)
      # 378677898
      Pontiac LeMans 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 premium,...
      Malleable stainless steel metal coreWill survive 2000°F exhaust temperatures for extended periods
      $33.24 - $35.11
    • (0 reviews)
      # mpn4483467622
      Pontiac LeMans 5.7L / 6.6L 1974, Seal-4-Good™ Round Header Flange 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $35.11
    • (0 reviews)
      # 652777864
      Pontiac LeMans 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $20.18 - $23.79
    • (0 reviews)
      # 652324787
      Pontiac LeMans 5.7L / 6.6L 1974, XX Carbon™ Header Flange Gaskets by Percy's High Performance®. Persy's High Performance makes exhaust manifold and collector gaskets that will withstand the temperatures generated by turbocharged...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $21.77
    • (0 reviews)
      # mpn358493021
      Pontiac LeMans A / B / R Engine VIN Character 1974, Soft Conforming Aluminum Header Gasket Set by ProForm®. Material: Soft Conforming Aluminum. Made From Soft Conforming Aluminum Material, Easily Mates and Conforms To The Surface Of...
      Designed to upgrade your ride's performanceProduced by highly specialized machines to last
      $25.40




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    1974 Pontiac LeMans Performance Headers Reviews

    Average rating:  4  4 - 1 review
    4 of 5
    Dynatech® - Polished Street Rod Small Block Block Hugger Exhaust Header
    I Have a 1967 El Camino, I was not able to use these on mine for some reason the collector would hit my cross member on both sides. I have a Chevy 350 motor. I wish they would fit, they look great.
    DPosted by Don (Corona, CA) / December 28, 2016
    1967 Chevy El Camino
    Was this review helpful for you? Yes

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