1981 GMC P-Series Performance Headers

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    • (0 reviews)
      # 448349068
      GMC P3500 1981, Stainless Steel Turbo Exhaust Headers by Stainless Works®. Emissions: EPA compliant. Color: Silver. Header Coating: Uncoated. This superior product is made from high-grade stainless steel to ensure excellent quality...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $1,320.50
    • (0 reviews)
      # 496397096
      GMC P-Series 5.7L 1981, Block Hugger Exhaust Headers by Flowtech®. Emissions: EPA compliant. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Flowtech Headers are the perfect combination...
      Tight fit block hugger design for popular hot rod and street rodsHeavy duty 16-gauge tubing for increased strength and durability
      $207.95 - $310.95
    • (0 reviews)
      # 496184383
      GMC P-Series 1981, Lakester™ Exhaust Headers by Flowtech®. Emissions: EPA compliant. Flowtech Headers are the perfect combination of quality and value. Flowtech is proud to announce the release of a complete line-up of Lakester...
      High flow, mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocityHeavy duty tubing and high quality welds for increased strength and durability
      $414.95 - $520.95
    • (0 reviews)
      # 496211413
      GMC P-Series 5.7L 1981, Ram Horn Exhaust Manifold by Flowtech®. Emissions: EPA compliant. Collector Outlet Diameter: 2.25". Flowtech exhaust manifolds are the perfect combination of quality and value. This Rams horn exhaust...
      Maximum engine clearance and maximum strengthSmooth transition, 1-5/8” diameter primaries are used for increased exhaust flow increasing performance and improving throttle response
      $207.95 - $310.95
    • (0 reviews)
      # 496456081
      GMC P-Series 1981, Stainless Steel Upright Exhaust Headers by Flowtech®. Emissions: EPA compliant. Flowtech Headers are the perfect combination of quality and value. Mandrel-bent tubes provide consistent tubing diameters for...
      Consistent tubing diameters for smooth flowIncreases the cylinder scavenging effect and improves engine breathing
      $219.95 - $339.95
    • (0 reviews)
      # 346380099
      GMC P-Series with Angle or Straight Plug Heads with Chevy Small Block Engine 5.7L 1981, Black Painted Dirt Late Model Exhaust Headers by Dynatech®. Finish: Black Painted. Includes: Hardware, Gasket(s). These Long Tube Dirt Late...
      Gaskets and bolts includedMachine surfaced flanges - no leaks
      $309.99 - $319.99
    • (0 reviews)
      # 346380120
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Black Painted Economy Crossover Exhaust Headers by Dynatech®. Finish: Black Painted. These Economy Crossover Headers are designed for use with a variety of engines and...
      Non-equal length design gives flat torque curve for slick tracksValve covers can be removed with header installed
      $299.99 - $319.99
    • (0 reviews)
      # 346380102
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Black Painted Long Tube Pavement Late Model Exhaust Headers by Dynatech®. Collector Length: 7.50". Finish: Black Painted. Header Style: Long Tube. Includes: Hardware, Gasket(s)....
      35” Equal Length primaries for maximum Torque and HorsepowerValve covers are removable with headers installed
      $389.99 - $399.99
    • (0 reviews)
      # 231128432
      GMC P-Series with Chevy Big Block Engine 7.4L 1981, Dragster Stainless Steel Long Tube Exhaust Headers by Dynatech®. Header Style: Long Tube. Includes: Gaskets, Bolts/Studs. These Long Tube Dragster Headers are designed with looks...
      CNC laser cut flanges feature raised port location for increased powerUnique port gussets eliminate cracking caused by tire shake and muffler applications
      $739.99 - $1,399.99
    • (0 reviews)
      # mpn358945598
      GMC P-Series with Angle or Straight Plug Heads with Chevy Small Block Engine 5.7L 1981, IMCA Modified Mild Steel Black Painted Exhaust Headers by Dynatech®. Finish: Black Painted. Includes: Gaskets, Bolts/Studs. These Small Block...
      Made of High Quality MaterialsGaskets and bolts included
      $269.99
    • (1 review)
      # mpn358945588
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, IMCA Southern Sport Mod Mild Steel Black Painted Exhaust Headers by Dynatech®. Collector Length: 7.75". Finish: Black Painted. Includes: Hardware, Gasket(s). These Small Block...
      Engineered for 602 Crate enginesGaskets and bolts included
      $229.99
    • (0 reviews)
      # 346380105
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Mid Length Modified Exhaust Headers by Dynatech®. These Mid Length Modified Headers have been designed for use with straight or angle plug heads.
      Fits angle or straight plug heads.Gaskets and bolts included.
      $239.99 - $309.99
    • (0 reviews)
      # 447931970
      GMC P-Series with Chevy Small Block Engine 1981, Mild Steel 604 Crate Engine Dirt Late Model Exhaust Header Kit by Dynatech®. These 604 Crate Engine Dirt Late Model Headers have been designed specifically for use with 604 Crate...
      Delivers a huge boost in performance and an awesome soundRigorously dyno-tested to provide maximum horsepower and torque gains
      $379.99
    • (0 reviews)
      # 346380117
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Mild Steel Stock Clip Exhaust Headers by Dynatech®. Collector Outlet Diameter: 3". These Small Block Chevy IMCA Southern Sport Mod Headers have been designed for use with angle...
      Fits standard Chevy engines with angle or straight plug headsGaskets and bolts included
      $249.99 - $309.99
    • (1 review)
      # mpn358945662
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Pro Cruiser Polished Street Rod Small Block Block Hugger Exhaust Headers by Dynatech®. Primary Tubing Diameter: 1.63". Collector Outlet Diameter: 2.5". Finish: Polished....
      Improves Performance and Appearance100% stainless steel construction
      $299.99
    • (0 reviews)
      # 448090775
      GMC P-Series with Chevy Small Block Engine 1981, Stainless Steel 604 Crate Engine Dirt Late Model Exhaust Headers by Dynatech®. These Stainless Steel 604 Crate Engine Dirt Late Model Header Kits have been designed specifically for...
      Engineered for 604 Crate enginesGaskets and bolts included
      $924.99
    • (0 reviews)
      # 346380111
      GMC P-Series 1981, Stainless Steel Natural Weld-up Dragster Exhaust Header Kit by Dynatech®. Finish: Natural. Designed specifically for strut type front end cars and dragsters, this kit allows you to fabricate your own headers to...
      Tack-welded to make it easy to change or finish weldCNC laser-cut flanges, gaskets and bolts included
      $349.99
    • (0 reviews)
      # mpn358954139
      GMC P-Series 5.7L 1981, SlickFit Steel Natural Short Tube Exhaust Header by Advance Adapters®. Finish: Natural.
      $306.32
    • (0 reviews)
      # mpn358950119
      GMC P-Series with Small Block Chevy Engine 5.7L 1981, Steel Raw Bucket Sprint Car Style Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3.5". Emissions: EPA compliant. Finish: Raw....
      Expertly crafted from premium materialsQuality design and workmanship
      $233.34
    • (0 reviews)
      # 336850544
      GMC P-Series 1981, Steel Tight Tuck Street Rod Exhaust Headers by Patriot Exhaust®. Emissions: EPA compliant. This superior Patriot EXhaust product is just for you. Carefully designed for maximum performance, is will more than just...
      Expertly crafted from premium materialsQuality design and workmanship
      $194.84 - $507.69
    • (0 reviews)
      # mpn358950110
      GMC P-Series with Big Block Chevy Engine 7.4L 1981, Tri-5 Steel Raw Mid-Length Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 2". Collector Outlet Diameter: 3.5". Emissions: EPA compliant. Finish: Raw. Color: Gray....
      Expertly crafted from premium materialsQuality design and workmanship
      $256.55
    • (0 reviews)
      # 344900744
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, 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)
      # 344900774
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $301.92
    • (0 reviews)
      # mpn359116081
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, 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
      $144.21
    • (0 reviews)
      # 231282138
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $261.32 - $720.76
    • (0 reviews)
      # mpn359116142
      GMC P-Series With Chevy Big Block Engine 7.4L 1981, Dyno Sprint Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 2.125". Collector Length: 13". Includes: Bolts and Gaskets. This top-notch product by Schoenfeld...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $340.88
    • (0 reviews)
      # 344900789
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $167.23 - $379.85
    • (0 reviews)
      # 344900769
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, SBC Chassis Steel Exhaust Headers by Schoenfeld Headers®. Includes: Bolts, Studs, Gaskets. 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
      $154.17 - $212.01
    • (0 reviews)
      # 344900830
      GMC P-Series 1981, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $221.65 - $658.26
    • (0 reviews)
      # mpn359116120
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, Steel 180 Crossover Exhaust Headers by Schoenfeld Headers®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Includes: Bolts, Studs, Gaskets. This top-notch...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $271.78
    • (0 reviews)
      # 344900814
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, Stock Clip Steel Painted Exhaust Headers by Schoenfeld Headers®. Includes: Bolts, Studs, Gaskets. 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
      $183.09 - $292.18
    • (0 reviews)
      # 344900858
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, Street Stock Steel Painted Exhaust Headers by Schoenfeld Headers®. Includes: Bolts, Studs, Gaskets. 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
      $219.50 - $656.83
    • (0 reviews)
      # 344900821
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, Tri-Y Modified 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $599.71 - $702.28
    • (0 reviews)
      # mpn359116012
      GMC P-Series With Chevy Small Block Engine 5.7L 1981, 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
      $133.11
    • (0 reviews)
      # 346380108
      GMC P-Series with Chevy Small Block Engine / with LS-Based Engines 5.7L 1981, MuscleMAXX Stainless Steel Natural Header Reducer Cone Kit by Dynatech®. Finish: Natural. Material: Stainless Steel. Includes: Bolts/Studs, Gaskets....
      Made of High Quality MaterialsBuilt to Last
      $139.99
    • (0 reviews)
      # mpn358582413
      GMC P-Series 5.7L 1981, Aluminum Header Flange Kit by Moroso®. Material: Aluminum. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part is...
      High quality at an affordable priceExpertly made from premium materials
      $115.02
    • (0 reviews)
      # mpn358957196
      GMC P-Series 7.4L With Big Block Chevy Engine 1981, Exhaust Gasket Set by AFR®. 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....
      Designed to meet the needs of racers or street enthusiastsMade using the latest in modern technology and advanced processes
      $25.87
    • (0 reviews)
      # 344900786
      GMC P-Series 1981, 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $47.47 - $53.42
    • (0 reviews)
      # 360144043
      GMC P-Series 1981, Lakester Steel Weld-Up Exhaust Kit by Patriot Exhaust®. Material: Steel. Includes: Header Flanges, Collector Flanges, Block-Off Plates, Four Exhaust Hookup Flanges, Pre-Bent Header Tubes and Two Collector Cones....
      Perfect blend of style, quality, and dependabilityGive your rod a nostalgic look
      $223.78 - $261.29
    • (0 reviews)
      # mpn358945752
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Aluminum Adapter Plate by Dynatech®. Material: Aluminum. Includes: Exhaust Bolts. These SBC to Stahl Aluminum Adapter Plate Kits allow you to use a larger tube size to maximize...
      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 P-Series with Chevy Small Block Engine 5.7L 1981, 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
      GMC P-Series with Chevy Small Block Engine 5.7L 1981, Spread Port Exhaust Gasket Set 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 P-Series with Chevy Small Block Engine 5.7L 1981, Standard Port Exhaust 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)
      # 346380123
      GMC P-Series 1981, Graph-Flex Header Flange Gaskets by Taylor Cable®. Taylor Cable makes exhaust manifold and collector gaskets that will withstand the temperatures generated by turbocharged motors, and exhaust gas temperature...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $23.50
    • (0 reviews)
      # 346380136
      GMC P-Series 1981, Graph-Flex™ Exhaust Header Gaskets by Taylor Cable®. 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
      $21.11 - $23.50
    • (0 reviews)
      # 346380184
      GMC P-Series 1981, HTR Collector Gaskets by Taylor Cable®. 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
      $16.53 - $18.40
    • (0 reviews)
      # 346380155
      GMC P-Series 5.7L 1981, Seal-4-Good™ Aluminum Header Flange Gaskets by Taylor Cable®. Material: Aluminum. Taylor Cable 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.
      $34.41
    • (0 reviews)
      # 346380169
      GMC P-Series 1981, Seal-4-Good™ Exhaust Header Gaskets by Taylor Cable®. 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
      $34.41 - $37.85
    • (0 reviews)
      # 346380162
      GMC P-Series 1981, Seal-4-Good™ Header Flange Gaskets by Taylor Cable®. 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...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $34.41
    • (0 reviews)
      # 346380201
      GMC P-Series 1981, XX Carbon™ Exhaust Header Gaskets by Taylor Cable®. 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
      $19.17 - $21.34
    • (0 reviews)
      # 346380229
      GMC P-Series 1981, XX Carbon™ Header Flange Gaskets by Taylor Cable®. Taylor Cable makes exhaust manifold and collector gaskets that will withstand the temperatures generated by turbocharged motors, and exhaust gas temperature...
      Modified engines have hotter exhaustBetter materials help seal poorly-mating flanges better.
      $21.34
    • (0 reviews)
      # mpn584600114
      GMC P-Series with Small Block Chevy Engine 5.7L 1981, Spread Port Exhaust 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
      $15.80
    • (0 reviews)
      # 466144485
      GMC P-Series 1981, MLS Exhaust Header Gasket by Cometic Gasket®.
      Made of High Quality MaterialsBuilt to Last
      $19.12 - $38.69
    • (0 reviews)
      # mpn358587986
      GMC P2500 / P3500 5.7L 1981, Header Gasket by Howe Racing Enterprises®. 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...
      Built to match your exact requirementsHigh quality you can rely on
      $11.92
    • (0 reviews)
      # 336850539
      GMC P-Series 1981, Header Flange Kit by Patriot Exhaust®. Includes: Gaskets, Mounting Hardware. 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
      $46.41 - $60.28
    • (0 reviews)
      # 346380149
      GMC P-Series 1981, Soft Conforming Aluminum Header Gasket Set by ProForm®. Material: Soft Conforming Aluminum.
      Carefully designed to improve the performance of your vehicleCrafted from first-rate materials
      $25.36 - $33.32
    • (0 reviews)
      # 482080993
      GMC P-Series 5.7L 1981, Exhaust Header Gasket by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees - day after...
      $32.62 - $35.19
    • (0 reviews)
      # 344900780
      GMC P-Series 1981, 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 - $14.78
    • (0 reviews)
      # 116556207
      GMC P-Series 1981, Exhaust Manifold Gasket Set by Magnum Gasket®. You'd better be ready to take the heat if you're going to seal an exhaust manifold, where temperatures can often exceed 1,000°F. You can count on Magnum to offer...
      Made of High Quality MaterialsThe best combination of steel layers and high-temp gasket materials
      $9.54 - $12.38
    • (0 reviews)
      # 344900737
      GMC P-Series 1981, 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...
      Designed to boost your vehicle's performanceMade from high-quality materials
      $34.05 - $39.50




    1981 GMC P-Series 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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