1990 GMC Topkick Performance Headers

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    • (0 reviews)
      # 231139332
      GMC Topkick 5.7L with Angle or Straight Plug Heads with Chevy Small Block Engine 1990, 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 Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 231139339
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 231139342
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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...
      $271.99 - $309.99
    • (0 reviews)
      # 231139329
      GMC Topkick with Chevy Small Block Engine 1990, 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)
      # 231139351
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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 Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 231139348
      GMC Topkick with Chevy Small Block Engine 1990, 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)
      # 231139363
      GMC C6000 / C7000 7.0L with Chevy Big Block Engine 1990, Stainless Steel Long Tube Exhaust Headers by Dynatech®. Emissions: Racing Only. Header Style: Long Tube. These Long Tube Dragster Headers are designed with looks and performance...
      $739.99 - $1,399.99
    • (0 reviews)
      # 231139370
      GMC Topkick 1990, Stainless Steel Natural Weld-up Dragster Exhaust Header Kit by Dynatech®. Emissions: Racing Only. Finish: Natural. Designed specifically for strut type front end cars and dragsters, this kit allows you to fabricate...
      $349.99 - $412.99
    • (0 reviews)
      # 378645798
      GMC C5000 Topkick / C6000 / C6000 Topkick / C7000 / C7000 Topkick 1990, Fenderwell Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Emissions: CARB compliant. This superior Patriot...
      $287.69 - $563.15
    • (0 reviews)
      # 546727176
      GMC Topkick 1990, 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)
      # 378645770
      GMC C5000 Topkick / C6000 / C6000 Topkick / C7000 / C7000 Topkick 1990, Long Tube Exhaust Headers by Patriot Exhaust®. Collector Outlet Diameter: 3". Header Style: Long Tube. This superior Patriot EXhaust product is just for you....
      $315.49 - $669.29
    • (0 reviews)
      # 378645802
      GMC C5000 Topkick / C6000 / C6000 Topkick / C7000 / C7000 Topkick 1990, 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...
      $306.56 - $445.53
    • (0 reviews)
      # mpn358950119
      GMC Topkick 5.7L with Small Block Chevy Engine 1990, 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:...
      $236.01
    • (0 reviews)
      # 231139381
      GMC Topkick 1990, Steel Tight Tuck Street Rod Exhaust Headers by Patriot Exhaust®. This superior Patriot Exhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your needs and...
      $202.89 - $530.71
    • (0 reviews)
      # mpn358950110
      GMC C6000 / C7000 7.0L with Big Block Chevy Engine 1990, Tri-5 Steel Raw Mid-Length Tube Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 2". Collector Outlet Diameter: 3.5". Emissions: Racing Only. Finish: Raw. Color:...
      $263.60
    • (0 reviews)
      # 231304162
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $699.45
    • (0 reviews)
      # 87339641
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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 Topkick 5.7L with Chevy Small Block Engine 1990, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $144.22
    • (0 reviews)
      # 231304276
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # mpn359116142
      GMC C6000 / C7000 7.0L with Chevy Big Block Engine 1990, Dyno Sprint Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 2.125". Collector Length: 13". This top-notch product by Schoenfeld Headers is made to give that extra...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $312.33
    • (0 reviews)
      # 87339684
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 231304558
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 231305188
      GMC Topkick 1990, Sprint Car 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 designed with utmost care and meticulous...
      $221.66 - $662.37
    • (0 reviews)
      # mpn359116120
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $271.78
    • (0 reviews)
      # 231304776
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, Stock Clip 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
      $198.59 - $292.18
    • (0 reviews)
      # 231304892
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 87339737
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, Tri-Y 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
      $655.84 - $702.28
    • (0 reviews)
      # mpn359116012
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # 231139345
      GMC Topkick 5.7L with Chevy Small Block Engine / with LS-Based Engines 1990, 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)
      # mpn358957196
      GMC Topkick 6.0L / 7.0L with Big Block Chevy Engine 1990, 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)
      # 87339753
      GMC Topkick 1990, Header Flanges 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 care and meticulous attention to...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $47.47 - $53.42
    • (0 reviews)
      # mpn358945752
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, 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 Topkick 5.7L with Chevy Small Block Engine 1990, 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 Topkick 5.7L with Chevy Small Block Engine 1990, 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 Topkick 5.7L with Chevy Small Block Engine 1990, 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)
      # mpn584600114
      GMC Topkick 5.7L with Small Block Chevy Engine 1990, 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)
      # 231139376
      GMC Topkick 1990, 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 header bolts on most applications.
      Precision machined flangeBuilt of High quality materials
      $46.51 - $63.15
    • (0 reviews)
      # 652411795
      GMC Topkick 1990, 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)
      # 652282803
      GMC Topkick 1990, 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)
      # 652560850
      GMC Topkick 1990, 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
      $16.86 - $18.77
    • (0 reviews)
      # 652828909
      GMC Topkick 5.7L 1990, 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...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $35.11
    • (0 reviews)
      # 652522810
      GMC Topkick 1990, 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)
      # 652478836
      GMC Topkick 1990, Seal-4-Good™ 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 Quality. Designed...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $35.11
    • (0 reviews)
      # 652770838
      GMC Topkick 1990, 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 motors, and exhaust...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $21.77
    • (0 reviews)
      # 231139391
      GMC Topkick 1990, Soft Conforming Aluminum Header Gasket Set by ProForm®. Material: Soft Conforming Aluminum. If you're looking for a top-quality upgrade which will enhance the performance of your vehicle and won't cost you an arm and a...
      Designed to upgrade your ride's performanceProduced by highly specialized machines to last
      $25.40 - $33.36
    • (0 reviews)
      # 87339747
      GMC Topkick 1990, Exhaust Header Gasket 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 care and meticulous...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $10.93 - $15.72
    • (0 reviews)
      # 231304988
      GMC Topkick 1990, Exhaust Header Copper Gasket by Big End Performance®. This Big End Performance product is just the option for you in case you want to get the most out of your auto. It is made from first-rate materials to provide the...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $34.05 - $39.50
    • (0 reviews)
      # mpn358950626
      GMC Topkick 5.7L with Chevy Small Block Engine 1990, Header Bolts by Milodon®. 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...
      Painstakingly designed to meet your racing needsState-of-the-art manufacturing technology
      $8.95
    • (0 reviews)
      # 652320893
      GMC Topkick 1990, 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, this...
      Built to match your exact requirementsHigh quality you can rely on
      $13.77 - $101.07
    • (0 reviews)
      # mpn1422735905
      GMC C5000 Topkick / C6000 / C7000 / C7000 Topkick 6.0L General Motors Engine 1990, Nickel Plated Wedge-Locking Exhaust Header Bolt by ProForm®. Finish: Nickel Plated. If you're looking for a top-quality upgrade which will enhance the...
      Designed to upgrade your ride's performanceProduced by highly specialized machines to last
      $33.13
    • (0 reviews)
      # 623393685
      GMC Topkick 1990, 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 and clip...
      High quality at an affordable priceExpertly made from premium materials
      $20.00 - $62.31
    • (0 reviews)
      # mpn358726796
      GMC Topkick 5.7L with Small Block Chevy Engine 1990, Small Head Exhaust Header Bolts by Trans-Dapt®. This Trans-Dapt product is just the option for you in case you want to get the most out of your auto. It is made from first-rate...
      $5.02
    • (0 reviews)
      # 91135622
      GMC Topkick 1990, Standard Head Exhaust Header Bolts by Trans-Dapt®. This Trans-Dapt product is just the option for you in case you want to get the most out of your auto. It is made from first-rate materials to provide the highest level...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $6.78 - $7.65
    • (0 reviews)
      # 231139414
      GMC Topkick 1990, Cast Iron Natural Exhaust Manifold by Dorman®. Emissions: CARB compliant. Finish: Natural. Since this part is a direct replacement, the exact fit adds another layer of efficiency and convenience.
      $90.95 - $114.95
    • (0 reviews)
      # 231304968
      GMC Topkick 1990, Cast Iron Natural Exhaust Manifold by ATP®. Emissions: EPA compliant. Finish: Natural. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts...
      $79.64 - $111.49
    • (0 reviews)
      # 564893727
      GMC Topkick 6.0L / 7.0L 1990, Composite Manifold Heat Riser Gasket by Victor Reinz®. Material: Composite. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      High quality at an affordable priceExpertly made from premium materials
      $1.05 - $1.19
    • (0 reviews)
      # 102170001
      GMC Topkick 1990, Exhaust Manifold Gasket Set by Victor Reinz®. 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
      $6.97 - $19.77
    • (0 reviews)
      # 24146365
      GMC Topkick 1990, Exhaust Seal Ring by Victor Reinz®. 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
      $1.38 - $7.18




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    1990 GMC Topkick 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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