1990 GMC Jimmy Performance Headers

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    • ATP® - Cast Iron Natural Exhaust Manifold
      (0 reviews)
      # 231280927
      GMC Jimmy 1990, Cast Iron Exhaust Manifold by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts...
      Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage
      $64.71 - $88.07
    • Dorman® - Cast Iron Natural Exhaust Manifold
      (0 reviews)
      # 231134482
      GMC Jimmy 1990, Cast Iron Exhaust Manifold by Dorman®. Color: Natural. Header Coating: Uncoated. 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 tubular construction protects against warping and/or crackingLeak-resistant for long-lasting performance
      $62.95 - $127.95
    • Sanderson Headers® - Hugger Exhaust Headers
      (0 reviews)
      # 1022090094
      GMC Jimmy 1990, Hugger Exhaust Headers by Sanderson Headers®. This top-notch product by Sanderson Headers is made to give that extra boost that every driver appreciates. This product is designed with utmost care and meticulous attention...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $285.00 - $625.00
    • Hedman Hedders® - Elite Ultra-Duty Mild Steel Silver Matte Ceramic-Metallic Long Tube Exhaust Headers
      (0 reviews)
      # 96411967
      GMC Jimmy Base 5.7L with Power Steering 1990, Elite Ultra-Duty Mild Steel Long Tube Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Color: Silver. Header Coating: Ceramic Coating....
      Made of High Quality MaterialsIdeal for Heavy Duty Applications
      $593.11 - $670.33
    • Hedman Hedders® - Elite Ultra-Duty Street Mild Steel Black MAXX Satin Black Ceramic-Metallic Long Tube Racing Exhaust Headers
      (0 reviews)
      # 403245431
      GMC Jimmy 1990, Elite Ultra-Duty Street Mild Steel Long Tube Racing Exhaust Headers by Hedman Hedders®. Collector Outlet Diameter: 2.5". Color: Black. Header Coating: Ceramic Coating. Header Style: Long Tube. Hedman's Elite Hedders are...
      Made of High Quality MaterialsIdeal for Heavy Duty Applications
      $534.46 - $630.32
    • Hedman Hedders® - Standard Duty Mild Steel Black MAXX Satin Black Ceramic-Metallic Racing Exhaust Headers
      (0 reviews)
      # 448213023
      GMC Jimmy 1990, Standard Duty Mild Steel Racing Exhaust Headers by Hedman Hedders®. Color: Black. Header Coating: Ceramic Coating. The standard-duty Black Maxx™ Hedman Hedders come from the factory with an extremely durable,...
      Made of High Quality MaterialsExtremely durable, protective SATIN BLACK ceramic-metallic coating
      $490.17 - $673.86
    • Hedman Hedders® - Standard Duty Mild Steel Long Tube Exhaust Headers
      (0 reviews)
      # 1154728864
      GMC Jimmy Base 5.7L with Power Steering 1990, Standard Duty Mild Steel Long Tube Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Style: Long Tube. The standard-duty Hedman...
      Made of High Quality MaterialsBuilt to Last
      $328.16 - $658.56
    • Hedman Hedders® - Street 304 SS Black MAXX Satin Black Ceramic-Metallic Long Tube Racing Exhaust Headers
      (0 reviews)
      # 1022006142
      GMC Jimmy 1990, Street 304 SS Long Tube Racing Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Color: Black. Header Coating: Ceramic Coating. Header Style: Long Tube. After more than...
      High quality at an affordable priceExpertly made from premium materials
      $1,012.33 - $1,114.44
    • Advance Adapters® - Exhaust Headers
      (0 reviews)
      # mpn4564004617
      GMC Jimmy 5.7L 1990, 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
      $241.46
    • Doug Thorley Headers® - 4-2-1 Steel Tri-Y Exhaust Headers with Adapters
      (0 reviews)
      # 372849494
      GMC Jimmy with Small Block Engine 1990, 4-2-1 Steel Tri-Y Exhaust Headers with Adapters by Doug Thorley Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Backed by over 50 years of knowledge and experience,...
      $726.00 - $781.00
    • Doug Thorley Headers® - Steel Long Tube 4-2-1 Tri-Y Exhaust Headers with Adapters
      (0 reviews)
      # 372849491
      GMC Jimmy 1990, Steel Long Tube 4-2-1 Tri-Y Exhaust Headers with Adapters by Doug Thorley Headers®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.5". Header Style: Long Tube. Backed by over 50 years of knowledge and...
      High quality at an affordable priceExpertly made from premium materials
      $698.00 - $751.00
    • Doug's Headers® - Tri-Y Long Tube Exhaust Headers
      (0 reviews)
      # 448051564
      GMC Jimmy 1990, Tri-Y Long Tube Exhaust Headers by Doug's Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Long Tube. This Doug's Headers product is just the option for you in case you want to...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $506.61 - $949.12
    • Dynatech® - Black Painted Dirt Late Model Exhaust Headers
      (0 reviews)
      # 231133531
      GMC Jimmy 5.7L with Angle or Straight Plug Heads with Chevy Small Block Engine 1990, Dirt Late Model Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.75"-1.875". Collector Outlet Diameter: 3.5". Color: Black. Header Coating:...
      Gaskets and bolts includedMachine surfaced flanges - no leaks
      $319.99
    • Dynatech® - Black Painted Long Tube Pavement Late Model Exhaust Headers
      (0 reviews)
      # 231133577
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, 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". Color: Black. Header...
      35” Equal Length primaries for maximum Torque and HorsepowerValve covers are removable with headers installed
      $399.99
    • Dynatech® - Mild Steel 604 Crate Engine Dirt Late Model Exhaust Header Kit
      (0 reviews)
      # 231133502
      GMC Jimmy 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". These 604 Crate Engine Dirt Late Model...
      Delivers a huge boost in performance and an awesome soundRigorously dyno-tested to provide maximum horsepower and torque gains
      $379.99 - $423.99
    • Dynatech® - Pro Cruiser Polished Street Rod Small Block Block Hugger Exhaust Headers
      (1 review)
      # mpn4564003252
      GMC Jimmy 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". Comes standard with a Full One...
      Improves Performance and Appearance100% stainless steel construction
      $299.99
    • Dynatech® - Stainless Steel 604 Crate Engine Dirt Late Model Exhaust Headers
      (0 reviews)
      # 231133644
      GMC Jimmy 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". These Stainless Steel 604 Crate Engine...
      Engineered for 604 Crate enginesGaskets and bolts included
      $924.99 - $1,062.49
    • Dynatech® - Stainless Steel Natural Weld-up Dragster Exhaust Header Kit
      (0 reviews)
      # mpn4564003336
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, Stainless Steel Weld-up Dragster Exhaust Header Kit by Dynatech®. Primary Tubing Diameter: 1.875"-2". Color: Natural. Header Coating: Uncoated. These Long Tube Big Block Chevy Dragster...
      Tack-welded to make it easy to change or finish weldCNC laser-cut flanges, gaskets and bolts included
      $399.99
    • Flowtech® - Afterburner™ Mild Steel Long Tube Exhaust Headers
      (0 reviews)
      # 266660459
      GMC Jimmy 5.7L 1990, Afterburner™ Mild Steel Long Tube Exhaust Headers by Flowtech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Style: Long Tube. All hardware and premium gaskets included for a complete...
      Innovative design for small block Chevy equipped vehiclesIncreases both horsepower and torque Large 3" secondary collector
      $252.95 - $437.95
    • Flowtech® - Mild Steel Long Tube Exhaust Headers
      (0 reviews)
      # 266660465
      GMC Jimmy 5.7L 1990, Mild Steel Long Tube Exhaust Headers by Flowtech®. Header Style: Long Tube. Include all mounting hardware. What happens when you're doing a custom installation, or if you want to do a show-quality job with no...
      Mandrel-formed Power Plenum collectors for low backpressureLong transition collectors with merge spears for maximum flow and increased exhaust velocity
      $161.95 - $341.95
    • Flowtech® - Mild Steel Short Tube Exhaust Headers
      (0 reviews)
      # 426334186
      GMC S15 Jimmy 1990, Mild Steel Short Tube Exhaust Headers by Flowtech®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Include all mounting hardware. Flowtech’s emissions-friendly headers are...
      Mandrel-bent tubing for smooth exhaust flowSturdy 16 gauge tubing
      $195.95 - $437.95
    • Hooker® - Competition™ Long Tube Exhaust Headers
      (0 reviews)
      # 231280210
      GMC Jimmy 5.7L without Angle Plug Heads 1990, Competition™ Long Tube Exhaust Headers by Hooker®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Collector Length: 8". Header Style: Long Tube. This product is made of...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $215.95 - $579.95
    • Hooker® - Super Competition™ Mild Steel Long Tube Exhaust Headers
      (0 reviews)
      # 1022567053
      GMC Jimmy 1990, Super Competition™ Mild Steel Long Tube Exhaust Headers by Hooker®. Collector Outlet Diameter: 2.5". Collector Length: 8". Header Style: Long Tube. This product is made of high-quality materials to serve you for years...
      Tuned-length primary tubes for maximum exhaust scavenging and velocityMandrel-bent tubing for smooth exhaust flow
      $496.95 - $832.95
    • JBA® - Cat4ward Stainless Steel Shorty Exhaust Headers
      (0 reviews)
      # 221599740
      GMC Jimmy 5.7L 1990, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Material: Stainless Steel. Header Style: Short Tube. JBA shorty headers are one of...
      Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector
      $713.61 - $810.14
    • Patriot Exhaust® - Chrome Street Rod Sprint Exhaust Headers
      (0 reviews)
      # mpn4564003297
      GMC Jimmy 5.7L 1990, Street Rod Sprint Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Color: Chrome. Header Coating: Chrome. This superior Patriot EXhaust product is just for you....
      Expertly crafted from premium materialsQuality design and workmanship
      $419.91
    • Patriot Exhaust® - Clippster Steel Mid-Length Tube Exhaust Headers
      (0 reviews)
      # 448010413
      GMC S15 Jimmy RWD Automatic Transmission 1990, Clippster Steel Mid-Length Tube Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Coating: Ceramic Coating. Header Style:...
      Expertly crafted from premium materialsQuality design and workmanship
      $269.80 - $415.33
    • Patriot Exhaust® - Exhaust Headers
      (0 reviews)
      # 448059362
      GMC Jimmy Automatic Transmission 1990, Exhaust Headers by Patriot Exhaust®. Collector Outlet Diameter: 2.5". This superior Patriot Exhaust product is just for you. Carefully designed for maximum performance, is will more than just meet...
      Expertly crafted from premium materialsQuality design and workmanship
      $204.54 - $409.06
    • Patriot Exhaust® - Lakester Steel Weld-Up Exhaust Kit
      (0 reviews)
      # 91567371
      GMC Jimmy 5.7L with Small Block Chevy Engine 1990, Lakester Steel Weld-Up Exhaust Kit by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Material: Steel. Give your rod a nostalgic look with our Lakester style weld-up kits. Fits...
      Perfect blend of style, quality, and dependabilityGive your rod a nostalgic look
      $210.00 - $217.40
    • Patriot Exhaust® - Roadster Exhaust Headers
      (0 reviews)
      # 378621984
      GMC Jimmy 5.7L 1990, 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...
      Expertly crafted from premium materialsQuality design and workmanship
      +1
      $249.24 - $554.61
    • Patriot Exhaust® - Steel Long Tube Exhaust Headers
      (0 reviews)
      # 447994963
      GMC Jimmy 1990, Steel 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...
      Expertly crafted from premium materialsQuality design and workmanship
      $297.33 - $690.52
    • Patriot Exhaust® - Steel Tight Tuck Street Rod Exhaust Headers
      (0 reviews)
      # 231133820
      GMC Jimmy 5.7L with Small Block Chevy Engine 1990, 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...
      Expertly crafted from premium materialsQuality design and workmanship
      $183.10 - $566.93
    • Schoenfeld Headers® - Conventional Crossover Exhaust Headers
      (0 reviews)
      # 231280225
      GMC Jimmy 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 product...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $270.72 - $686.52
    • Schoenfeld Headers® - DIRT Modified Exhaust Headers
      (0 reviews)
      # 87334380
      GMC Jimmy 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
      $268.79 - $306.52
    • Schoenfeld Headers® - Demolition Derby Exhaust Headers
      (0 reviews)
      # mpn4564003611
      GMC Jimmy 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 driver...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $148.46
    • Schoenfeld Headers® - Dirt Late Model Exhaust Headers
      (0 reviews)
      # 231280311
      GMC Jimmy 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
      $291.09 - $707.57
    • Schoenfeld Headers® - SBC Chassis Steel Exhaust Headers
      (0 reviews)
      # 231280472
      GMC Jimmy 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
      $182.89 - $218.25
    • Schoenfeld Headers® - Steel Painted 180 Crossover Exhaust Headers
      (0 reviews)
      # mpn4564002952
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, Steel Painted 180 Crossover Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Coating: Painted. This top-notch product by...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $296.15
    • Schoenfeld Headers® - Steel Painted Sprint Car Exhaust Headers
      (0 reviews)
      # 231280654
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, Steel Sprint Car Exhaust Headers by Schoenfeld Headers®. Header Coating: 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
      $250.87 - $702.19
    • Schoenfeld Headers® - Stock Clip Steel Painted Exhaust Headers
      (0 reviews)
      # 231280579
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, Stock Clip Steel Exhaust Headers by Schoenfeld Headers®. Header Coating: 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
      $210.77 - $301.56
    • Schoenfeld Headers® - Street Stock Steel Painted Exhaust Headers
      (0 reviews)
      # 231280726
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, Street Stock Steel Exhaust Headers by Schoenfeld Headers®. Header Coating: 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
      $225.96 - $617.36
    • Schoenfeld Headers® - Zoomie Exhaust Headers
      (0 reviews)
      # mpn4564003631
      GMC Jimmy 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 appreciates....
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $137.04
    • CFR Performance® - Long Tube Exhaust Headers
      (0 reviews)
      # mpn4530157830
      GMC Jimmy 5.7L 1990, Long Tube Exhaust Headers by CFR Performance®. Header Style: Long Tube. These headers are specifically designed. They are a medium length header. Contains both headers, bolt on reducers, exhaust gaskets, collector...
      Expertly Crafted from the highest grade materialsBuilt to provide the ultimate in reliability and strength
      $237.01
    • Walker® - Stainless Steel Bare 2-Bolt Exhaust Flange
      (0 reviews)
      # mpn1778176
      GMC S15 Jimmy 1990, Stainless Steel Bare 2-Bolt Exhaust Flange by Walker®. Material: Stainless Steel. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to...
      Makes installation quick and easyOptimal OE-style fit and quality
      $4.44
    • Dynatech® - MuscleMAXX Stainless Steel Natural Header Reducer Cone Kit
      (0 reviews)
      # 231133617
      GMC Jimmy 5.7L with Chevy Small Block Engine / with LS-Based Engines 1990, MuscleMAXX Stainless Steel Header Reducer Cone Kit by Dynatech®. Material: Stainless Steel. Dynatech® reducer cone kits for MuscleMaxx headers. Reducers bolt to...
      Made of High Quality MaterialsBuilt to Last
      $139.99
    • Moroso® - Aluminum Header Flange Kit
      (0 reviews)
      # mpn358582413
      GMC Jimmy 5.7L 1990, 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
      $120.28
    • Schoenfeld Headers® - Aluminum Inner Header Flange
      (0 reviews)
      # mpn359115880
      GMC Jimmy 5.7L with Chevy Small Block Engine 1990, 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
      $61.79
    • Apex Auto® - Exhaust Manifold Gasket Set
      (0 reviews)
      # 630398887
      GMC Jimmy 1990, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...
      Quick accurate delivery with excellent fill-rateExcellent inventory availability
      $3.45 - $8.88
    • DNJ Engine Components® - Exhaust Manifold Gasket Set
      (0 reviews)
      # 231134184
      GMC Jimmy 1990, Exhaust Manifold Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $4.24 - $5.08
    • Mahle® - Exhaust Manifold Flange Gasket
      (0 reviews)
      # 711002571
      GMC Jimmy 1990, Exhaust Manifold Flange Gasket by Mahle®. 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
      $9.92
    • Victor Reinz® - Exhaust Manifold Gasket Set
      (0 reviews)
      # 24139588
      GMC Jimmy 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 needs...
      High quality at an affordable priceExpertly made from premium materials
      $6.89 - $20.35
    • Victor Reinz® - Graphite/Wire Mesh With Sleeve Exhaust Seal Ring
      (0 reviews)
      # 24139656
      GMC Jimmy 1990, Graphite/Wire Mesh With Sleeve Exhaust Seal Ring by Victor Reinz®. Material: Graphite/Wire Mesh With Sleeve. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...
      High quality at an affordable priceExpertly made from premium materials
      $7.06 - $7.18
    • Victor Reinz® - Perforated Steel Exhaust Manifold Gasket
      (0 reviews)
      # mpn597880
      GMC Jimmy 5.7L 1990, Perforated Steel Exhaust Manifold Gasket by Victor Reinz®. Material: Perforated Steel. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...
      High quality at an affordable priceExpertly made from premium materials
      $5.80
    • Brodix® - Spread Port Exhaust Header Gasket
      (0 reviews)
      # mpn584600114
      GMC Jimmy 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
      $16.04
    • Dynatech® - Aluminum Adapter Plate
      (0 reviews)
      # mpn358945752
      GMC Jimmy 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
      $164.99
    • Dynatech® - Fiber Exhaust Header Gasket
      (0 reviews)
      # mpn358945745
      GMC Jimmy 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
    • Dynatech® - Spread Port Exhaust Header Gasket Kit
      (0 reviews)
      # mpn358945740
      GMC Jimmy 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
    • Dynatech® - Standard Port Exhaust Header Gasket Kit
      (0 reviews)
      # mpn358945741
      GMC Jimmy 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
    • Hooker® - Super Competition™ Exhaust Header Gasket
      (0 reviews)
      # mpn4564003265
      GMC Jimmy 5.7L 1990, 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
      $13.79
    • Howe Racing Enterprises® - Header Gasket
      (0 reviews)
      # mpn358587986
      GMC Jimmy 5.7L 1990, 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
      $12.14
    • Patriot Exhaust® - Header Flange Kit
      (0 reviews)
      # 231133795
      GMC Jimmy 5.7L with Small Block Chevy Engine 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...
      Precision machined flangeBuilt of High quality materials
      $42.93 - $57.08




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