1966 Pontiac GTO Performance Headers

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    • (0 reviews)
      # 11990893
      Pontiac GTO 1966, Scavenger Series 4-1 One-Piece Style Ceramic Coated Elite Headers by Flowmaster®. Sema Emissions Code: 3. Attachment Method: Ball and Socket Flange. 2 per Pack. Inlet Port Shape: Round. Collector Outlet Diameter:...
      Increases horsepower and torqueImproves engine efficiency and throttle response
      $649.00
    • (0 reviews)
      # 142860773
      Pontiac GTO without Ram-Air Intake 1966, Mild Steel Long Tube Headers by Flowtech®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Material: Mild Steel. FLOWTECH headers are precision engineered and leak...
      Mandrel-formed Power Plenum collectors for low backpressureConstructed of .060 cold roll flash mild steel tubing
      $185.95 - $336.95
    • (0 reviews)
      # 64188115
      Pontiac GTO with Air Condition (A/C) 1966, Competition™ Header by Hooker®. Series: Competition™. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". CARB Compliant: No. Collector Length: 8". Port Shape: Same As...
      Tuned-length primary tubes for street performanceMandrel-bent tubing for smooth exhaust flow
      $217.95 - $539.95
    • (0 reviews)
      # 64188122
      Pontiac GTO without Air Condition (A/C) 1966, Super Competition™ Header by Hooker®. Series: Super Competition™. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". CARB Compliant: No. Collector Length: 10". Port...
      Designed for optimal performanceIndustry’s best welds for durability
      $496.95 - $754.95
    • (0 reviews)
      # 91033717
      Pontiac GTO With Floor Shifter With A/C Without States with California Emission Standards 1966, Steel 4 Tube Full Length Header by Doug's Headers®. Doug's PASSENGER CAR HEADERS Long Tube Metallic Ceramic Coated Header development...
      Reduces backpressure and increases higher RPM horsepowerPrecision formed long transition collectors and long tube design
      $733.05 - $805.38
    • (0 reviews)
      # 100082239
      Pontiac GTO 1966, Aluminum Header Gasket Set by Flowtech®. Includes 1 Pair Head Flange Gaskets, 1 Pair Exhaust Collector Gaskets. This product is made of high-quality materials to serve you for years to come. Designed using...
      Engineered for a precise, easy fitManufactured of P73 Ferroglass non-asbestos facing material for long life
      $10.04
    • (0 reviews)
      # 64168563
      Pontiac GTO 1966, Super Competition™ Header Gasket by Hooker®. Series: Super Competition™. Port Shape: Same As Port. Thickness: 0.07". Hooker's precision-matched Super Competition header gaskets provide a sure fit and unmatched...
      Precision fit for improved sealingSteel core provides superior adhesion
      $12.89
    • (0 reviews)
      # 102052000
      Pontiac GTO 1966, Oval/D-Port Aluminum Exhaust Gasket Set by Mr. Gasket®. Aluminum Layered. Size: 1.55" x 1.94". 1/8" Thickness. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $24.95
    • (0 reviews)
      # 102171324
      Pontiac GTO with Ram Air III Engine 1966, D-Port Exhaust Gasket Set by Mr. Gasket®. Size: 1.5" W x 1.94" H. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned up...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $19.35
    • (0 reviews)
      # 102171317
      Pontiac GTO 1966, Oval Port Exhaust Header Gasket by Mr. Gasket®. Ultra-Seal. Includes Header Exhaust, Collector Flange Gasket, Header and Collector Flange Bolts.
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $30.57
    • (0 reviews)
      # 102222402
      Pontiac GTO 1966, Ultra-Seal™ Exhaust Gasket Set by Mr. Gasket®.
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $22.41 - $27.51
    • (0 reviews)
      # 17606590
      Pontiac GTO 1966, Exhaust Gasket Set by Edelbrock®. Port: 1 7/8". Any gasket can create a seal, but a good gasket can do it with less clamping force, and for a longer period of time. Edelbrock's gaskets are not only manufactured...
      Fast shipping; 1-2 day delivery time regardless of where you’re locatedThe finest quality at a great price
      $19.68
    • (0 reviews)
      # 97208375
      Pontiac GTO 1966, Header Flange Gaskets by Hedman Hedders®. 1 Pair. Gasket made from High-temperature white. Hedman gaskets are made of a special gasket material developed for Hedman. Accept no substitute.
      Made of High Quality MaterialsEasy to Install
      $12.13
    • (0 reviews)
      # 59800846
      Pontiac GTO With Pontiac Engine 1966, Copper Exhaust Header Gasket by Big End Performance®, 1 Pair. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
      Gaskets are made from .043" dead-soft copper material, annealed for strengthEmbossed O-ring for tight leak-proof seal
      $35.63
    • (0 reviews)
      # 102051697
      Pontiac GTO 1966, SAE Exhaust Header Bolt by Mr. Gasket®. 12 Pieces. Whatever exhaust system you install on your engine, whether it’s a set of chromed headers or simply a set of cleaned up flat black rams horn manifolds, you’ll...
      Gaskets for every application, from mild to wildAluminum, copper or steel gaskets
      $30.57
    • (0 reviews)
      # 90966558
      Pontiac GTO 1966, Seal-4-Good™ Exhaust Header Gaskets by Taylor Cable®. D-port 1.5" x 2.0". Don’t put up with that ominous, unmistakable “tick, tick, tick” sound of an exhaust manifold leak. If it isn’t leaking air into...
      Multi-layered for excellent conformability and sealSeals even imperfect flanges
      $33.74
    • (0 reviews)
      # 19063952
      Pontiac GTO 1966, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $12.46
    • (0 reviews)
      # 24041891
      Pontiac GTO 1966, Exhaust Manifold Gasket Set by Victor Reinz®, Use 1 per Car. Adapter to Block. OEM Standard. Material: Steel. When you’re low on oil, coolant or some other fluid, you may be tempted to just run down to the local...
      $14.95
    • (0 reviews)
      # 86176005
      Pontiac GTO with Ram Air 1966, Exhaust Manifold Flange by OPGI®. Exhaust Manifold Flange. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $55.80
    • (0 reviews)
      # 86174159
      Pontiac GTO 1966, Exhaust Manifold Bolt Lock by OPGI®. This superior product is painstakingly designed to provide outstanding quality and value. Expertly crafted from first-rate materials to the highest standards it ensures maximum...
      Made from first-rate materialsDesigned to comply with high-quality standards
      $5.78
    • (0 reviews)
      # 139245596
      Universal Super Competition™ Weld-Up Race Kit by Hooker®. Series: Super Competition™. Hooker Weld-up kits work great for racers who need to build custom headers when a specific fit tuned Super Competition header is not...
      Mandrel Bent 1 pc. PrimariesSS NHRA Contingency ID Header Tags
      $270.95 - $529.95
    • (0 reviews)
      # mpn358949929
      Universal 3 1/2" Chrome Lake Pipes by Patriot Exhaust®, Sold as a Pair. Includes Muffler, Brackets. Side Pipe made from Steel. Chrome Lake Pipes 63". Show quality chrome Lake Pipe 4 kits connect to headers or stock exhaust system...
      The look of an expensive tuned header side pipe at a fraction of the costSide pipes come with built-in six sided louvered cored mufflers which absorb sound not horsepower
      $339.21
    • (0 reviews)
      # 142860834
      Universal Reducer by Flowtech®. Flowtech understands that when you purchase a set of headers, a muffler, or even an entire exhaust system, you want to know that you’re getting everything you need to complete the installation.
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $18.95 - $124.95
    • (0 reviews)
      # 129719012
      Universal Mild Steel 80 Degree Elbow by Dynatech®. 1 Piece. Specifically designed for use with Dynatech Dirt Late Model Headers. This is an excellent way to get the exhaust routed inside the sheet metal on the driver’s side.
      Delivers a huge boost in performance and an awesome soundRigorously dyno-tested to provide maximum horsepower and torque gains
      $27.99
    • (0 reviews)
      # 468746
      Universal Aluminized Steel Header Collector Ball Flange Kit by Flowmaster®, Sold in Pairs. The Collector Ball Flange takes the place of the messy three-bolt connections and ensures a leak-free and connection. The ball type...
      Replaces Messy 3-Bolt Flange ConnectionEnsures Leak Free Connection
      $99.00
    • (1 review)
      # 469150
      Universal Scavenger Series Y-Collector by Flowmaster®. The patented Scavenger Y-Collector is based on the principles of Pulse Technology. They are designed to harmonize the exhaust pulses from two cylinders that are at the opposite...
      Race Proven TechnologyPatented Design that Creates Low Pressure Zones for Better Scavenging
      $46.99 - $70.30
    • (0 reviews)
      # 118615405
      Universal Stainless Steel Merge Collectors by Vibrant Performance®. Vibrant Performance offers a comprehensive, high quality and affordably priced range of T304 Stainless Steel Merge Collectors to help free up maximum horsepower...
      Help free up maximum horsepowerEasy To Use
      $71.93 - $267.54
    • (0 reviews)
      # mpn584304642
      Universal Afterburner™ Thrust Toobs Headers Extension (3" ID, 12" Long) by Flowtech®. 12" Length. 3-Bolt. Pair. Afterburner Thrust Toobs used with open headers are designed to complete the system and squeeze out extra horsepower...
      Expertly crafted from premium materials3-Bolt, 3” ID, 12” Long
      $37.50
    • (0 reviews)
      # 139245570
      Universal Collector Extension by Hooker®. These 18" long extensions enable the racer to adjust his torque curve to suit track conditions.
      All Required Nuts, Gaskets And Bolts IncludedEasy Installation
      $60.85 - $89.27
    • (0 reviews)
      # 139245562
      Universal Header Reducer by Hooker®. Just pick the reducer size that matches the diameter of the header collector. Bolt it to the collector ring, and weld on the tailpipe. If you have a header without the collector ring, use...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $27.35 - $109.95
    • (0 reviews)
      # 129719033
      Universal High-flow Slip On Collector by Dynatech®. 1 Piece. Dynatech High-Flow Slip On Collectors are designed with maximum exhaust flow in mind. With a High-Flow long transition area, these collectors maximize flow to help you...
      Collectors come race-ready right out of the boxAvailable in a wide variety of primary tube and collector outlet sizes
      $69.99 - $129.99
    • (0 reviews)
      # 129719044
      Universal Mild Steel High-Velocity Merge Collector by Dynatech®. 1 Piece. Dynatech Merge Collectors are an excellent way to maximize the potential of your exhaust system. When your exhaust system requires the maximum horsepower, a...
      Maximizes the potential of the exhaust systemMade of High Quality Materials
      $269.99 - $289.99
    • (0 reviews)
      # 129184070
      Universal by Jones Exhaust®. 1 Pair. Inlet Diameter: 3".
      $18.60 - $32.80
    • (0 reviews)
      # 129184071
      Universal 3-Bolt Flange Header Collector Extension by Jones Exhaust®. 1 Piece. Length: 5".
      $9.88 - $12.73
    • (0 reviews)
      # 91560810
      Universal 4-1 Formed Collectors by Patriot Exhaust®, 1 Pair. Collector made from Mild Steel. 16-gauge tubing. Patriot Exhaust's formed collectors provide a smooth transition point for superior exhaust scavenging. Choose from a wide...
      $36.51 - $59.76
    • (0 reviews)
      # 91560817
      Universal Collector Reducers by Patriot Exhaust®, 1 Pair. Includes Bolts/Studs, Gaskets. Collector Reducers. Patriot Exhaust collector reducers are zinc plated to minimize corrosion while providing a weldable finish. All collector...
      Available in a wide variety of diameters and lengthsZinc plated to minimize corrosion
      $25.04 - $38.74
    • (0 reviews)
      # 87258403
      Universal Collector Insert Reducers 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
      $20.77
    • (1 review)
      # mpn753352383
      Universal 3" Header Reducer by BTP®. This premium quality part by BTP helps your exhaust system to perform at its full efficiency as well as provide your vehicle with a more aggressive and powerful sound. This part is made from...
      Engineered to make your exhaust system perform at its peakProvides a powerful and aggressive sound
      $10.25
    • (0 reviews)
      # 172361715
      Universal Ball - Socket Exhaust Flange Kit by Hedman Hedders®. Ball & Socket Header Flange Kits allow you to convert a gasket style, or race style header collector to a gasket-free Ball-Style Collector. Hedman’s gasketless, Ball...
      Available in 304 Stainless Steel, Aluminized Steel, Mild SteelEasy to Install
      $26.79 - $130.78
    • (0 reviews)
      # 172361723
      Universal Header Reducers by Hedman Hedders®. Hedman reducers (exhaust system adapters) weld on to your exhaust system, so you can easily bolt up your Hedman Hedders to the vehicle’s exhaust.
      Available in Mild Steel, Aluminized Steel or Stainless SteelAll necessary hardware included
      $19.43 - $51.27
    • (0 reviews)
      # 172361730
      Universal Husler Mild Steel Header Collectors by Hedman Hedders®.
      $45.51 - $205.38
    • (0 reviews)
      # 172361728
      Universal Husler Race Hedder Reducers by Hedman Hedders®. Many of Hedman's newer hedder models utilize a ball & socket style collector. If your Hedman Hedders have thisstyle of collector they do not require a gasket.
      Made of High Quality MaterialsBuilt to Last
      $25.02 - $28.68
    • (0 reviews)
      # 61570771
      Universal Header Merge Collector by MagnaFlow®. These headers are a cost effective an easy way to boost your vehicle's horsepower and torque in almost nothing flat. They are made of mandrel bent stainless steel with a ceramic...
      Easy and a cost effective solution to add horsepower and torque to your enginePrecisely designed for quality, fit and function
      $265.16 - $333.13
    • (0 reviews)
      # 129455698
      Universal 304 SS Header Collectors by Stainless Works®. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to corrosion. Engineered with careful attention to the...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $5.85 - $189.00
    • (0 reviews)
      # mpn1300425166
      Universal Low Carbon Steel Header Extensions by DynoMax®. With their great selection of exhaust pipes and accessories, DynoMax will provide you with everything necessary to complete the exhaust job. Every component is manufactured...
      Designed to ensure unrestricted exhaust flowDirect fit – no modifications needed to install
      $57.10
    • (0 reviews)
      # 171670489
      Universal Ball and Socket Connector by Kooks®. 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 product by Kooks will last a...
      Made of high Quality MaterialsDesigned to match rigorous quality standards
      $58.16 - $257.36
    • (0 reviews)
      # 171670471
      Universal Collector by Kooks®. With 9-10" long body. Plus 2" for slip on stub section. 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...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $118.93 - $434.57
    • (0 reviews)
      # 171670709
      Universal Collector Weld-On Reducer Cone by Kooks®. 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 product by Kooks will...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $16.40 - $53.30
    • (0 reviews)
      # 142860869
      Universal Terminator™ Reducer Street Hookup by Flowtech®. 3-Bolt. Terminator fully-welded reducers/street hookups are designed to be used behind three-bolt design collectors and help make any header installation complete.
      Fully-welded constructionDurable 16 gauge construction
      $38.52
    • (0 reviews)
      # 139245565
      Universal Classic™ Slip-On Collector by Hooker®. Series: Classic™. Hooker Classic slip-on collectors feature heli-arc construction with unique long transition for better flow. Hooker precision formed collector stubs are...
      Sold as PairHeli-Arc Construction
      $217.95 - $244.95
    • (0 reviews)
      # 139245568
      Universal Formed Collector by Hooker®. Hooker Formed Collectors incorporate unique long transition to provide better flow. Sold in pairs only.
      Formed FitUnique Long Transition Provides Better Flow
      $36.49 - $184.95
    • (0 reviews)
      # 139245573
      Universal Power Spear™ Slip-On Collector by Hooker®. Series: Power Spear™. 12" Length. 4 Into 1 Collector. Sold In Pairs. Power Spear Collector primary tubes join as they transition into the collector to form a spear. This...
      Precise Construction, No Sharp Edges or Voids Helps Reduce TurbulencePrecise Tuning & Improved Aerodynamic Flow
      $200.95 - $249.95
    • (0 reviews)
      # 87258405
      Universal Exhaust 2-1 Y-Collector by Schoenfeld Headers®, 1 Piece. Color: Black. Slip-Fit. Y-Pipe made from Steel. 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
      $101.03 - $112.26
    • (0 reviews)
      # 87258402
      Universal Header Collector by Schoenfeld Headers®, 1 Piece. 4 tubes into 1 tube. Collector made from Steel. 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
      $44.67 - $51.93
    • (0 reviews)
      # 87258418
      Universal Slip Over Collector 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...
      Engineered to enhance your vehicle's performanceMade to stringent quality standards
      $44.67 - $47.09
    • (0 reviews)
      # mpn1295593899
      Universal 304 SS 2-Bolt Manifold Flange (3.02" ID, 0.43" Bolt Holes) by Stainless Works®. Primary Tubing Diameter: 3.02". This superior product is made from high-grade stainless steel to ensure excellent quality and maximum...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $36.00
    • (0 reviews)
      # 129455697
      Universal 304 SS Collector Flange by Stainless Works®. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum resistance to corrosion. Engineered with careful attention to the smallest...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $22.50 - $43.20
    • (0 reviews)
      # mpn1673775281
      Universal Exhaust Manifold Flange by Vibrant Performance®. Thickness: 0.375". Do you want to get more power out of your vehicle? Then this superior Vibrant Performance product is just for you. Carefully designed for maximum...
      Made of High Quality MaterialsAvailable in different sizes
      $146.21
    • (0 reviews)
      # mpn458111276
      Universal J-SPEC Header Outlet Flange Kit by Vibrant Performance®. This kit consists of a 2-bolt connecting flange (with a flared outlet neck) and a 2.5" Inlet Diameter donut style Graphite Gasket. Features 45 mm O.D. primaries...
      Made of High Quality MaterialsDirect Fit
      $48.09
    • (0 reviews)
      # 171670484
      Universal Collector Gasket by Kooks®. 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 product by Kooks will last a lifetime....
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $13.69




    1966 Pontiac GTO Performance Headers Reviews

    Average rating:  4.5  4.5 - 39 reviews
    5 of 5
    CanAmMex® 00747-212 - Thunderbolt™ Hi-Polished Single Rolled Angled Oval Tip
    These appear to be of very good quality, good welds.
    JPosted by John (Enfield, CT) /
    Was this review helpful for you? Yes
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