1974 GMC Jimmy Performance Headers

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    • (0 reviews)
      # 97232663
      GMC Jimmy 1974, Elite Ultra-Duty Mild Steel Silver Matte Ceramic-Metallic Long Tube Exhaust Headers by Hedman Hedders®. Collector Outlet Diameter: 3". Finish: Silver Matte Ceramic-Metallic. Header Style: Long Tube. Hedman's ELITE...
      $460.69 - $652.31
    • (0 reviews)
      # 97232672
      GMC Jimmy 1974, Standard Duty Long Tube Exhaust Headers by Hedman Hedders®. Collector Outlet Diameter: 3". Header Style: Long Tube. The standard-duty Hedman Hedders come from the factory with an extremely durable, protective...
      $208.64 - $1,103.76
    • (0 reviews)
      # 403221450
      GMC Jimmy 1974, Standard Duty Mild Steel Black MAXX Satin Black Ceramic-Metallic Long Tube Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Emissions: Racing Only. Finish: Black MAXX Satin Black Ceramic-Metallic....
      $473.83 - $538.95
    • (0 reviews)
      # 496237358
      GMC Jimmy 1974, 409 SS Upright Exhaust Headers by Flowtech®. Emissions: Racing Only. Flowtech Headers are the perfect combination of quality and value. Mandrel-bent tubes provide consistent tubing diameters for smooth flow and...
      $226.95 - $350.95
    • (0 reviews)
      # 231311888
      GMC Jimmy 5.7L 1974, Afterburner™ Mild Steel Long Tube Exhaust Headers by Flowtech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Emissions: Racing Only. Header Style: Long Tube. All hardware and premium gaskets...
      $246.95 - $426.95
    • (0 reviews)
      # 142865995
      GMC Jimmy 5.7L 1974, Long Tube Exhaust Headers by Flowtech®. Emissions: Racing Only. Header Material: Mild Steel. Header Style: Long Tube. Include all mounting hardware. FLOWTECH headers are precision engineered and leak tested to get...
      $157.95 - $333.95
    • (0 reviews)
      # 64184466
      GMC Jimmy 5.7L without Angle Plug Heads 1974, Competition™ Performance Steel Long Tube Exhaust Headers by Hooker®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Collector Length: 8". Emissions: Racing Only. Header...
      $209.95 - $448.95
    • (0 reviews)
      # 231084159
      GMC Jimmy 5.7L 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". Emissions: Racing...
      $309.99 - $319.99
    • (0 reviews)
      # mpn358945592
      GMC Jimmy 5.7L 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. These...
      $299.99
    • (0 reviews)
      # 231084171
      GMC Jimmy 5.7L 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". Emissions:...
      $389.99 - $429.99
    • (0 reviews)
      # 231084180
      GMC Jimmy 5.7L 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 with straight...
      $271.99 - $309.99
    • (0 reviews)
      # 270944709
      GMC Jimmy 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 Crate...
      $379.99 - $408.99
    • (0 reviews)
      # 231084211
      GMC Jimmy 5.7L 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. These Small Block Chevy IMCA Southern...
      $249.99 - $309.99
    • (1 review)
      # mpn358945662
      GMC Jimmy 5.7L 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 Only. Finish:...
      $299.99
    • (0 reviews)
      # 270944712
      GMC Jimmy 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 Stainless...
      $924.99 - $1,062.49
    • (0 reviews)
      # mpn358945683
      GMC Jimmy 5.7L 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. These Long Tube Big Block Chevy...
      $349.99
    • (0 reviews)
      # mpn4351213861
      GMC Jimmy 5.7L 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 needs and...
      High quality at an affordable priceExpertly made from premium materials
      $263.82
    • (0 reviews)
      # 370283340
      GMC Jimmy 5.7L Automatic Transmission 1974, Exhaust Headers by Patriot Exhaust®. Emissions: Racing Only. This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your...
      $236.97 - $446.57
    • (0 reviews)
      # 448107519
      GMC Jimmy 1974, Fenderwell Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Emissions: CARB compliant. This superior Patriot EXhaust product is just for you. Carefully designed for...
      $287.69 - $563.15
    • (0 reviews)
      # 91567277
      GMC Jimmy 1974, Lakester Steel Weld-Up Exhaust Kit by Patriot Exhaust®. Emissions: Racing Only. Material: Steel. This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than just...
      $237.32 - $270.62
    • (0 reviews)
      # 448074484
      GMC Jimmy 1974, Long Tube Exhaust Headers by Patriot Exhaust®. Collector Outlet Diameter: 3". Header Style: Long Tube. This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than...
      $315.49 - $669.29
    • (0 reviews)
      # 447955822
      GMC Jimmy 1974, Race Style Exhaust Header Weld-Up Kit by Patriot Exhaust®. Emissions: Racing Only. These kits work great for racers who need to build custom headers when a specific fit header is not available. This superior Patriot...
      $306.56 - $445.53
    • (0 reviews)
      # 378629871
      GMC Jimmy 5.7L 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, is...
      $266.11 - $556.88
    • (0 reviews)
      # mpn358950119
      GMC Jimmy 5.7L 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. Finish: Raw....
      $236.01
    • (0 reviews)
      # 231084334
      GMC Jimmy 5.7L 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 for maximum...
      $202.89 - $530.71
    • (0 reviews)
      # 378629867
      GMC Jimmy 5.7L 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. Carefully...
      $264.30 - $512.26
    • (0 reviews)
      # 231323642
      GMC Jimmy 5.7L 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. This product...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $699.45
    • (0 reviews)
      # 87333708
      GMC Jimmy 5.7L 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 product is...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $301.92
    • (0 reviews)
      # mpn359116081
      GMC Jimmy 5.7L 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 every driver...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $144.22
    • (0 reviews)
      # 231323760
      GMC Jimmy 5.7L 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 product is...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $240.93 - $720.76
    • (0 reviews)
      # 513348516
      GMC Jimmy 5.7L with Chevy Small Block Engine 1974, Exhaust Header by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product is designed with utmost...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $192.74 - $285.56
    • (0 reviews)
      # 466855651
      GMC Jimmy 5.7L with Chevy Small Block Engine 1974, H Style Conventional Crossover Headers by Schoenfeld Headers®. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver appreciates. This product...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $292.18
    • (0 reviews)
      # 87333751
      GMC Jimmy 5.7L 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 product is...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $167.23 - $379.85
    • (0 reviews)
      # 231311413
      GMC Jimmy 5.7L 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 product is...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $167.23 - $212.02
    • (0 reviews)
      # mpn359116120
      GMC Jimmy 5.7L with Chevy Small Block Engine 1974, Steel 180 Crossover Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". This top-notch product by Schoenfeld Headers is made to give...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $271.78
    • (0 reviews)
      # 231312579
      GMC Jimmy 5.7L with Chevy Small Block Engine 1974, Steel Painted Sprint Car Exhaust Headers by Schoenfeld Headers®. Finish: Painted. This top-notch product by Schoenfeld Headers is made to give that extra boost that every driver...
      $221.66 - $662.37
    • (0 reviews)
      # 231311716
      GMC Jimmy 5.7L with Chevy Small Block Engine 1974, Street Stock Steel Painted Exhaust Headers by Schoenfeld Headers®. 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
      $219.50 - $656.83
    • (0 reviews)
      # mpn359116012
      GMC Jimmy 5.7L 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 appreciates....
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $133.12
    • (0 reviews)
      # 372849418
      GMC Jimmy 1974, 4-2-1 Steel Tri-Y Exhaust Headers with Adapters by Doug Thorley Headers®. Emissions: CARB compliant. Doug's headers are designed to outflow your stock exhaust manifolds by leaps and bounds. Their headers will increase...
      $649.00 - $729.00
    • (0 reviews)
      # 372849412
      GMC Jimmy 1974, Steel Long Tube 4-2-1 Tri-Y Exhaust Headers by Doug Thorley Headers®. Collector Outlet Diameter: 2.5". Emissions: CARB compliant. Header Style: Long Tube. Backed by over 50 years of knowledge and experience, Doug's...
      $679.00 - $729.00
    • (0 reviews)
      # 231084186
      GMC Jimmy 5.7L 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 MuscleMaxx...
      Made of High Quality MaterialsBuilt to Last
      $139.99
    • (0 reviews)
      # mpn358582413
      GMC Jimmy 5.7L 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)
      # mpn358957196
      GMC Jimmy 7.4L with Big Block Chevy Engine 1974, Steel Core Laminate Exhaust Gasket Set by AFR®. Material: Steel Core Laminate. This product is made of high-quality materials to serve you for years to come. Designed using...
      Designed to meet the needs of racers or street enthusiastsMade using the latest in modern technology and advanced processes
      $25.36
    • (0 reviews)
      # mpn359115880
      GMC Jimmy 5.7L 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 extra boost...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $53.42
    • (0 reviews)
      # 231311929
      GMC Jimmy 5.7L 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, this...
      Engineered for a precise, easy fitManufactured of P73 Ferroglass non-asbestos facing material for long life
      $10.60
    • (0 reviews)
      # mpn583856284
      GMC Jimmy 5.7L 1974, Super Competition™ Exhaust Header Gasket by Hooker®. 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...
      Precision fit for improved sealingSteel core provides superior adhesion
      $13.47
    • (0 reviews)
      # mpn358945752
      GMC Jimmy 5.7L 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
      $159.99
    • (0 reviews)
      # mpn358945745
      GMC Jimmy 5.7L 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 designed to...
      Made of High Quality MaterialsNo Leaks
      $15.99
    • (0 reviews)
      # mpn358945740
      GMC Jimmy 5.7L 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 to fit a...
      Made of High Quality MaterialsBuilt to Last
      $15.99
    • (0 reviews)
      # mpn358945741
      GMC Jimmy 5.7L 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 designed to fit a...
      Made of High Quality MaterialsSold in Pairs
      $15.99
    • (0 reviews)
      # 12055540
      GMC Jimmy 5.7L 1974, Compressed Ceramic Fiber Exhaust Header Gaskets by Spectre Performance®. Material: Compressed Ceramic Fiber. Rooted in racing, Spectre Performance designs and builds every product with the same goal in mind - the...
      High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality
      $17.37
    • (0 reviews)
      # mpn584600114
      GMC Jimmy 5.7L 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 competition is on...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $15.59
    • (0 reviews)
      # 466342369
      GMC Jimmy 1974, Multi-Layer Steel Exhaust Header Gasket by Cometic Gasket®. Material: Multi-Layer Steel. Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and resist...
      Made of High Quality MaterialsBuilt to Last
      $19.12 - $38.69
    • (0 reviews)
      # 564495718
      GMC Jimmy 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
      $36.81 - $38.69
    • (0 reviews)
      # mpn358587986
      GMC Jimmy 5.7L 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
      $12.03
    • (0 reviews)
      # 231084324
      GMC Jimmy 5.7L 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 gaskets and...
      Precision machined flangeBuilt of High quality materials
      $46.51 - $60.17
    • (0 reviews)
      # 652325819
      GMC Jimmy 5.7L 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, and exhaust...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $23.97
    • (0 reviews)
      # 652819849
      GMC Jimmy 5.7L 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)
      # 652469918
      GMC Jimmy 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 utilizing the latest...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $14.16 - $18.77
    • (0 reviews)
      # 652754938
      GMC Jimmy 5.7L 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 generated by...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $35.11




    1974 GMC Jimmy 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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